Absalom m Biblical, Biblical LatinFrom the Hebrew name
אַבְשָׁלוֹם (ʾAvshalom) meaning
"father is peace", derived from
אָב (ʾav) meaning "father" and
שָׁלוֹם (shalom) meaning "peace". In the Old Testament he is a son of King
David. He avenged his sister
Tamar by arranging the murder of her rapist, their half-brother
Amnon. He later led a revolt against his father. While fleeing on the back of a mule he got his head caught in a tree and was killed by
Joab.
Aimé m FrenchFrom Old French
Amé, the masculine form of
Amée (see
Amy).
Akihiko m JapaneseFrom Japanese
明 (aki) or
昭 (aki) both meaning "bright" combined with
彦 (hiko) meaning "boy, prince". Other combinations of kanji characters can also form this name.
Alexander m English, German, Dutch, Swedish, Norwegian, Danish, Icelandic, Hungarian, Slovak, Biblical, Ancient Greek (Latinized), Greek Mythology (Latinized)Latinized form of the Greek name
Ἀλέξανδρος (Alexandros), which meant
"defending men" from Greek
ἀλέξω (alexo) meaning "to defend, help" and
ἀνήρ (aner) meaning "man" (genitive
ἀνδρός). In Greek mythology this was another name of the hero
Paris, and it also belongs to several characters in the New Testament. However, the most famous bearer was Alexander the Great, king of Macedon. In the 4th century BC he built a huge empire out of Greece, Egypt, Persia, and parts of India. Due to his fame, and later medieval tales involving him, use of his name spread throughout Europe.
... [more] Amir 1 m Arabic, Persian, Urdu, Kazakh, Tatar, Bashkir, Malay, Indonesian, BosnianMeans
"commander, prince" in Arabic. This was originally a title, which has come into English as the Arabic loanword
emir.
Andrew m English, BiblicalEnglish form of the Greek name
Ἀνδρέας (Andreas), which was derived from
ἀνδρεῖος (andreios) meaning
"manly, masculine", a derivative of
ἀνήρ (aner) meaning "man". In the New Testament the apostle Andrew, the first disciple to join
Jesus, is the brother of
Simon Peter. According to tradition, he later preached in the Black Sea region, with some legends saying he was crucified on an X-shaped cross.
Andrew, being a Greek name, was probably only a nickname or a translation of his real Hebrew name, which is not known.
... [more] Anubis m Egyptian Mythology (Latinized)Latinized form of
Ἄνουβις (Anoubis), the Greek form of Egyptian
jnpw (reconstructed as
Anapa and other forms), which coincided with a word meaning
"royal child, prince". However, it might alternatively be derived from the root
jnp meaning
"to decay". Anubis was the Egyptian god who led the dead to the underworld. He was often depicted as a man with the head of a jackal. The Greeks equated him with their god
Hermes.
Armel m Breton, FrenchBreton and French form of the Old Welsh name
Arthmail, which was composed of the elements
arth "bear" and
mael "prince, chieftain". This was the name of a 6th-century Welsh saint who founded abbeys in Brittany.
Arnulf m German, GermanicGermanic name derived from the elements
arn meaning "eagle" and
wolf meaning "wolf". This name was borne by a few early saints, notably a 7th-century Frankish bishop of Metz. It was also the name of a 9th-century Holy Roman emperor.
Balder m Norse MythologyFrom Old Norse
Baldr meaning
"hero, lord, prince", derived from
baldr meaning "brave, bold". In Norse mythology Balder was the handsome son of
Odin and
Frigg. Because of the disturbing dreams he had when he was young, his mother extracted an oath from every thing in the world that it would not harm him. However the devious god
Loki learned that she had overlooked mistletoe. Being jealous, he tricked the blind god
Hoder into throwing a branch of mistletoe at Balder, which killed him.
Belshazzar m Babylonian (Anglicized), BiblicalFrom
בֵּלְשַׁאצַּר (Belshatstsar), the Hebrew form of the Akkadian name
Bel-sharra-usur meaning "
Bel protect the king". This was the name of the son of Nabonidus, the last king of the Babylonian Empire before the Persians conquered it in the 6th century BC. In the Old Testament Book of Daniel Belshazzar is the last king of Babylon who sees the mystical handwriting on the wall, which is interpreted by Daniel to portend the end of the empire.
Boris m Bulgarian, Russian, Slovene, Croatian, Serbian, Macedonian, Czech, Slovak, Georgian, German, FrenchFrom a Bulgar Turkic name, also recorded as
Bogoris, perhaps meaning
"short" or
"wolf" or
"snow leopard". It was borne by the 9th-century Boris I of Bulgaria, who converted his realm to Christianity and is thus regarded as a saint in the Orthodox Church. To the north in Kievan Rus it was the name of another saint, a son of
Vladimir the Great who was murdered with his brother
Gleb in the 11th century. His mother may have been Bulgarian.
... [more] Bors m Arthurian CycleFrom French
Bohort, probably from Old French
behort or
bohort meaning
"jousting" or
"jousting lance". First appearing in the 13th-century
Lancelot-Grail Cycle, Bors was one of Arthur's knights who quested for the Holy Grail. His father, the king of Gaunnes, was also named Bors.
Cadfael m Welsh (Rare)From Old Welsh
Catmail meaning
"battle prince", from
cat "battle" and
mael "prince". This was apparently the birth name of Saint Cadoc. It was used by the British author Ellis Peters for the main character in her books
The Cadfael Chronicles, first released in 1977.
Casimir m English, FrenchEnglish form of the Polish name
Kazimierz, derived from the Slavic element
kaziti "to destroy" combined with
mirŭ "peace, world". Four kings of Poland have borne this name, including Casimir III the Great, who greatly strengthened the Polish state in the 14th century. It was also borne Saint Casimir, a 15th-century Polish prince and a patron saint of Poland and Lithuania. The name was imported into Western Europe via Germany, where it was borne by some royalty.
Caspian m LiteratureUsed by author C. S. Lewis for a character in his
Chronicles of Narnia series, first appearing in 1950. Prince Caspian first appears in the fourth book, where he is the rightful king of Narnia driven into exile by his evil uncle Miraz. Lewis probably based the name on the Caspian Sea, which was named for the city of Qazvin, which was itself named for the ancient Cas tribe.
Charles m English, FrenchFrench and English form of
Carolus, the Latin form of the Germanic name
Karl, which was derived from a word meaning
"man" (Proto-Germanic *
karlaz). However, an alternative theory states that it is derived from the common Germanic name element *
harjaz meaning "army".
... [more] Conrad m English, German, GermanicMeans
"brave counsel", derived from the Old German elements
kuoni "brave" and
rat "counsel, advice". This was the name of a 10th-century saint and bishop of Konstanz, in southern Germany. It was also borne by several medieval German kings and dukes, notably Conrad II, the first of the Holy Roman Emperors from the Salic dynasty. In England it was occasionally used during the Middle Ages, but has only been common since the 19th century when it was reintroduced from Germany.
Cornelius m Ancient Roman, English, Dutch, German, BiblicalRoman family name that possibly derives from the Latin element
cornu meaning
"horn". In Acts in the New Testament Cornelius is a centurion who is directed by an angel to seek
Peter. After speaking with Peter he converts to Christianity, and he is traditionally deemed the first gentile convert. The name was also borne by a few early saints, including a 3rd-century pope. In England it came into use in the 16th century, partly due to Dutch influence.
Dafydd m WelshWelsh form of
David. This name was borne by Dafydd ap Gruffydd, a 13th-century Welsh ruler, and Dafydd ap Gwilym, a 14th-century poet.
Derek m EnglishFrom the older English name
Dederick, which was in origin a Low German form of
Theodoric. It was imported to England from the Low Countries in the 15th century.
Edmund m English, German, PolishMeans
"rich protection", from the Old English elements
ead "wealth, fortune" and
mund "protection". This was the name of two Anglo-Saxon kings of England. It was also borne by two saints, including a 9th-century king of East Anglia who, according to tradition, was shot to death with arrows after refusing to divide his Christian kingdom with an invading pagan Danish leader. This Old English name remained in use after the Norman Conquest (even being used by King Henry III for one of his sons), though it became less common after the 15th century.
... [more] Edward m English, PolishMeans
"rich guard", derived from the Old English elements
ead "wealth, fortune" and
weard "guard". This was the name of several Anglo-Saxon kings, the last being Saint Edward the Confessor shortly before the Norman Conquest in the 11th century. He was known as a just ruler, and because of his popularity his name remained in use after the conquest when most other Old English names were replaced by Norman ones. The 13th-century Plantagenet king Henry III named his son and successor after the saint, and seven subsequent kings of England were also named Edward.
... [more] Emmanuel m Biblical, French, EnglishFrom the Hebrew name
עִמָּנוּאֵל (ʿImmanuʾel) meaning
"God is with us", from the roots
עִם (ʿim) meaning "with" and
אֵל (ʾel) meaning "God". This was the foretold name of the Messiah in the Old Testament. It has been used in England since the 16th century in the spellings
Emmanuel and
Immanuel, though it has not been widespread. The name has been more common in continental Europe, especially in Spain and Portugal (in the spellings
Manuel and
Manoel).
Endymion m Greek MythologyDerived from Greek
ἐνδύω (endyo) meaning
"to dive into, to enter". In Greek mythology he was an Aeolian mortal loved by the moon goddess
Selene, who asked
Zeus to grant him eternal life. Zeus complied by putting him into an eternal sleep in a cave on Mount Latmos.
Eric m English, Swedish, German, SpanishMeans
"ever ruler", from the Old Norse name
Eiríkr, derived from the elements
ei "ever, always" and
ríkr "ruler, king". A notable bearer was Eiríkr inn Rauda (Eric the Red in English), a 10th-century navigator and explorer who discovered Greenland. This was also the name of several early kings of Sweden, Denmark and Norway.
... [more] Eugene m EnglishEnglish form of
Eugenius, the Latin form of the Greek name
Εὐγένιος (Eugenios), which was derived from the Greek word
εὐγενής (eugenes) meaning
"well born". It is composed of the elements
εὖ (eu) meaning "good" and
γενής (genes) meaning "born". This was the name of several saints and four popes.
... [more] Felix m German, Dutch, Swedish, Norwegian, Danish, English, Romanian, Ancient Roman, Biblical, Biblical LatinFrom a Roman cognomen meaning
"lucky, successful" in Latin. It was acquired as an agnomen, or nickname, by the 1st-century BC Roman general Sulla. It also appears in the New Testament belonging to the governor of Judea who imprisoned Saint
Paul.
... [more] Florizel m LiteratureFrom Latin
floris, the genitive case of
flos meaning
"flower". This name was used by Shakespeare for the prince of Bohemia and the lover of
Perdita in his play
The Winter's Tale (1610).
Franz m GermanGerman form of
Franciscus (see
Francis). This name was borne by the Austrian composer Franz Schubert (1797-1828), the Hungarian composer Franz Liszt (1811-1886) and the Austrian-Czech author Franz Kafka (1883-1924), whose works include
The Trial and
The Castle. It was also the name of rulers of Austria and the Holy Roman Empire.
Gabriel m French, Spanish, Portuguese, German, Swedish, Norwegian, Danish, Finnish, Catalan, English, Romanian, Polish, Czech, Slovak, Georgian, Biblical, Biblical Latin, Biblical GreekFrom the Hebrew name
גַבְרִיאֵל (Ḡavriʾel) meaning
"God is my strong man", derived from
גֶּבֶר (gever) meaning "strong man, hero" and
אֵל (ʾel) meaning "God". Gabriel is an archangel in Hebrew tradition, often appearing as a messenger of God. In the Old Testament he is sent to interpret the visions of the prophet
Daniel, while in the New Testament he serves as the announcer of the births of
John to
Zechariah and
Jesus to
Mary. According to Islamic tradition he was the angel who dictated the Quran to
Muhammad.
... [more] Gottschalk m German (Archaic)Derived from the Old German elements
got "god" and
scalc "servant". Saint Gottschalk was a (perhaps spurious) 11th-century prince of the Wends who was martyred by his brother-in-law.
Gurgen m Armenian, GeorgianDerived from Middle Persian
𐭢𐭥𐭫𐭢 (gurg) meaning
"wolf" combined with a diminutive suffix. This name was borne by several Georgian kings and princes.
Hamlet m Literature, ArmenianAnglicized form of the Danish name
Amleth. Shakespeare used this name for the main character in his tragedy
Hamlet (1600), which he based upon earlier Danish tales. In the play, Hamlet is a prince of Denmark seeking to avenge the death of his father (also named Hamlet) at the hands of his uncle
Claudius.
Harry m EnglishMedieval English form of
Henry. In modern times it is used as a diminutive of both
Henry and names beginning with
Har. Famous bearers include the American president Harry S. Truman (1884-1972), who was named after his uncle Harrison, and the British royal Prince Harry (1984-), who is actually named Henry. It is also the name of the boy wizard in J. K. Rowling's
Harry Potter series of books, first released in 1997.
Henry m EnglishFrom the Germanic name
Heimirich meaning
"home ruler", composed of the elements
heim "home" and
rih "ruler". It was later commonly spelled
Heinrich, with the spelling altered due to the influence of other Germanic names like
Haganrich, in which the first element is
hag "enclosure".
... [more] Ivan m Russian, Bulgarian, Ukrainian, Belarusian, Serbian, Macedonian, Croatian, Czech, Slovak, Slovene, English, Italian, Portuguese, Romanian, Danish, Swedish, Norwegian, EstonianNewer form of the Old Church Slavic name
Іѡаннъ (Ioannŭ), which was derived from Greek
Ioannes (see
John). This was the name of six Russian rulers, including the 15th-century Ivan III the Great and 16th-century Ivan IV the Terrible, the first tsar of Russia. It was also borne by nine emperors of Bulgaria. Other notable bearers include the Russian author Ivan Turgenev (1818-1883), who wrote
Fathers and Sons, and the Russian physiologist Ivan Pavlov (1849-1936), who is best known for his discovery of the conditioned reflex.
Joel m English, Spanish, Portuguese, Swedish, Finnish, Estonian, BiblicalFrom the Hebrew name
יוֹאֵל (Yoʾel) meaning
"Yahweh is God", from the elements
יוֹ (yo) and
אֵל (ʾel), both referring to the Hebrew God. Joel is one of the twelve minor prophets of the Old Testament, the author of the Book of Joel, which describes a plague of locusts. In England, it was first used as a Christian name after the Protestant Reformation.
Jonathan m English, French, German, Swedish, Norwegian, Danish, Dutch, BiblicalFrom the Hebrew name
יְהוֹנָתָן (Yehonaṯan), contracted to
יוֹנָתָן (Yonaṯan), meaning
"Yahweh has given", derived from the roots
יְהוֹ (yeho) referring to the Hebrew God and
נָתַן (naṯan) meaning "to give". According to the Old Testament, Jonathan was the eldest son of
Saul. His relationship with his father was strained due to his close friendship with his father's rival
David. Along with Saul he was killed in battle with the Philistines.
... [more] Knut m Swedish, Norwegian, GermanDerived from Old Norse
knútr meaning
"knot". Knut was a Danish prince who defeated
Æðelræd II, king of England, in the early 11th century and became the ruler of Denmark, Norway and England.
Leopold m German, Dutch, English, Czech, Slovak, Slovene, PolishDerived from the Old German elements
liut "people" and
bald "bold, brave". The spelling was altered due to association with Latin
leo "lion". This name was common among German royalty, first with the Babenbergs and then the Habsburgs. Saint Leopold was a 12th-century Babenberg margrave of Austria, who is now considered the patron of that country. It was also borne by two Habsburg Holy Roman emperors, as well as three kings of Belgium. Since the 19th century this name has been occasionally used in England, originally in honour of Queen Victoria's uncle, a king of Belgium, after whom she named one of her sons. It was later used by James Joyce for the main character, Leopold Bloom, in his novel
Ulysses (1922).
Llywelyn m WelshProbably a Welsh form of an unattested old Celtic name *
Lugubelinos, a combination of the names of the gods
Lugus and
Belenus, or a compound of
Lugus and a Celtic root meaning "strong". Alternatively it may be derived from Welsh
llyw "leader". This was the name of several Welsh rulers, notably the 13th-century Llywelyn the Great who fought against the English.
Louis m French, English, DutchFrench form of
Ludovicus, the Latinized form of
Ludwig. This was the name of 18 kings of France, starting with Louis I the son of
Charlemagne. Others include Louis IX (Saint Louis) who led two crusades and Louis XIV (called the Sun King) who was the ruler of France during the height of its power, the builder of the Palace of Versailles, and the longest reigning monarch in the history of Europe. It was also borne by kings of Germany (as
Ludwig), Hungary (as
Lajos), and other places.
... [more] Maël m French, BretonFrench form of Breton
Mael meaning
"prince, chieftain, lord". Saint Mael was a 5th-century Breton hermit who lived in Wales.
Manuel m Spanish, Portuguese, German, Italian, French, Romanian, Late Greek (Latinized)Spanish and Portuguese form of
Emmanuel. In the spelling
Μανουήλ (Manouel) it was also used in the Byzantine Empire, notably by two emperors. It is possible this form of the name was transmitted to Spain and Portugal from Byzantium, since there were connections between the royal families (king Ferdinand III of Castile married Elisabeth of Hohenstaufen, who had Byzantine roots, and had a son named Manuel). The name has been used in Iberia since at least the 13th century and was borne by two kings of Portugal.
Masahiko m JapaneseFrom Japanese
雅 (masa) meaning "elegant, graceful" or
正 (masa) meaning "right, proper" combined with
彦 (hiko) meaning "boy, prince". This name can be formed from other kanji combinations as well.
Mathgamain m Old IrishMeans
"bear" in Old Irish, a compound of
math, itself meaning "bear", and
gamuin meaning "calf". This was the name of a brother of the Irish king
Brian Boru.
Maurice m French, EnglishFrom the Roman name
Mauritius, a derivative of
Maurus. Saint Maurice was a 3rd-century Roman soldier from Egypt. He and the other Christians in his legion were supposedly massacred on the orders of Emperor Maximian for refusing to worship Roman gods. Thus, he is the patron saint of infantry soldiers.
... [more] Mieszko m PolishProbably an old diminutive form of
Mieczysław. This was the name of three rulers of Poland including Mieszko I, the first Christian ruler (10th century).
Mihai m RomanianRomanian form of
Michael. Mihai the Brave was a prince of Wallachia who united Romania in the early 17th century.
Milan m Czech, Slovak, Serbian, Croatian, Slovene, Macedonian, Dutch (Modern), German (Modern), French (Modern)From the Slavic element
milŭ meaning
"gracious, dear", originally a short form of names that began with that element. It was originally used in Czech, Slovak, and the South Slavic languages, though it has recently become popular elsewhere in Europe.
... [more] Miloš m Czech, Slovak, Serbian, Slovene, Croatian, MacedonianOriginally a diminutive of names beginning with the Slavic element
milŭ meaning
"gracious, dear". This was the name of a 14th-century Serbian hero who apparently killed the Ottoman sultan Murad I at the Battle of Kosovo.
Morgan 1 m & f Welsh, English, FrenchFrom the Old Welsh masculine name
Morcant, which was possibly derived from Welsh
mor "sea" and
cant "circle". Since the 1980s in America
Morgan has been more common for girls than boys, perhaps due to stories of
Morgan le Fay or the fame of actress Morgan Fairchild (1950-).
Nynniaw m Old WelshProbably a Welsh form of *
Ninniau (see
Ninian). This form is used for
Nennius in
Brut y Brenhinedd, the Middle Welsh translation of the 12th-century Latin chronicles of Geoffrey of Monmouth. The name also appears in the Welsh tale
Culhwch and Olwen belonging to a man who is transformed into an ox.
Oleg m Russian, GeorgianRussian form of the Old Norse name
Helgi (see
Helge). The Varangians brought this name from Scandinavia to Eastern Europe: it was borne by a 9th-century Varangian ruler who conquered Kyiv and made it the capital of the state of Kievan Rus.
Owain m Welsh, Arthurian CycleFrom an Old Welsh name (
Ougein,
Eugein and other spellings), which was possibly from the Latin name
Eugenius. Other theories connect it to the Celtic roots *
owi- "sheep", *
wesu- "good" or *
awi- "desire" combined with the Old Welsh suffix
gen "born of". This is the name of several figures from British history, including Owain mab Urien, a 6th-century prince of Rheged who fought against the Angles. The 12th-century French poet Chrétien de Troyes adapted him into
Yvain for his Arthurian romance
Yvain, the Knight of the Lion. Regarded as one of the Knights of the Round Table, Yvain or Owain has since appeared in many other Arthurian tales, typically being the son of King
Urien of Gore, and the errant husband of
Laudine, the Lady of the Fountain.
... [more] Philip m English, Swedish, Norwegian, Danish, Dutch, BiblicalFrom the Greek name
Φίλιππος (Philippos) meaning
"friend of horses", composed of the elements
φίλος (philos) meaning "friend, lover" and
ἵππος (hippos) meaning "horse". This was the name of five kings of Macedon, including Philip II the father of Alexander the Great. The name appears in the New Testament belonging to two people who are regarded as saints. First, one of the twelve apostles, and second, an early figure in the Christian church known as Philip the Deacon.
... [more] Prahlada m HinduismMeans
"joy, pleasure, delight" in Sanskrit. In the Hindu text the
Bhagavata Purana this is a prince saved by
Narasimha, an avatar of
Vishnu.
Rudolf m German, Czech, Slovak, Hungarian, Dutch, Russian, ArmenianFrom the Germanic name
Hrodulf, which was derived from the elements
hruod meaning "fame" and
wolf meaning "wolf". It was borne by three kings of Burgundy and a king of West Francia, as well as several Habsburg rulers of the Holy Roman Empire and Austria. Anthony Hope used this name for the hero in his popular novel
The Prisoner of Zenda (1894).
Rupert m German, EnglishGerman variant form of
Robert, from the Old German variant
Hrodperht. It was borne by the 7th century Saint Rupert of Salzburg and the 8th-century Saint Rupert of Bingen. The military commander Prince Rupert of the Rhine, a nephew of Charles I, introduced this name to England in the 17th century. A notable bearer is the Australian-American businessman Rupert Murdoch (1931-).
Siavash m Persian, Persian MythologyPersian form of Avestan
𐬯𐬌𐬌𐬁𐬎𐬎𐬀𐬭𐬱𐬀𐬥 (Siiāuuarshan) meaning
"possessing black stallions". This was the name of a virtuous prince in Iranian mythology. He appears briefly in the
Avesta, with a longer account recorded in the 10th-century Persian epic the
Shahnameh.
Sigurd m Norwegian, Danish, Swedish, Norse MythologyFrom the Old Norse name
Sigurðr, which was derived from the elements
sigr "victory" and
vǫrðr "guard, guardian". Sigurd was the hero of the Norse epic the
Völsungasaga, which tells how his foster father Regin sent him to recover a hoard of gold guarded by the dragon Fafnir. After slaying the dragon Sigurd tasted some of its blood, enabling him to understand the language of birds, who told him that Regin was planning to betray him. In a later adventure, Sigurd disguised himself as
Gunnar (his wife
Gudrun's brother) and rescued the maiden
Brynhildr from a ring of fire, with the result that Gunnar and Brynhildr were married. When the truth eventually came out, Brynhildr took revenge upon Sigurd. The stories of the German hero
Siegfried were in part based on him.
Takehiko m JapaneseFrom Japanese
武 (take) meaning "military, martial" or
竹 (take) meaning "bamboo" combined with
彦 (hiko) meaning "boy, prince". Other kanji combinations are also possible.
Tancred m Old NormanNorman form of the Germanic name
Thancrat meaning
"thought and counsel", derived from the elements
thank meaning "thought, consideration, thanks" (Old High German
danc, Old Frankish
þank) and
rat meaning "counsel, advice". This name was common among the medieval Norman nobility of southern Italy, being the name of the founder of the Hauteville family. It was borne by a leader of the First Crusade, described by Torquato Tasso in his epic poem
Jerusalem Delivered (1580).
Vlad m Romanian, Russian, UkrainianOld short form of
Vladislav and other names beginning with the Slavic element
volděti (Church Slavic
vladati) meaning
"to rule, to control". This name was borne by several princes of Wallachia (in Romania) including the 15th-century Vlad III Dracula, who was Bram Stoker's inspiration for the name of his vampire Count
Dracula.
William m EnglishFrom the Germanic name
Willehelm meaning
"will helmet", composed of the elements
willo "will, desire" and
helm "helmet, protection". An early saint by this name was the 8th-century William of Gellone, a cousin of
Charlemagne who became a monk. The name was common among the Normans, and it became extremely popular in England after William the Conqueror was recognized as the first Norman king of England in the 11th century. From then until the modern era it has been among the most common of English names (with
John,
Thomas and
Robert).
... [more] Ziemowit m PolishFrom an old Polish name derived from the elements
sěmĭja "family" and
vitŭ "master, lord". This was the name of a semi-legendary duke of Poland. It was also borne by several other Piast rulers of Masovia.