AfanmWelsh, Medieval Welsh The name of a river in South Wales, usually Anglicized as Avon or Avan, presumably derived from Celtic *abon- "river" (making it a cognate of Afon)... [more]
BleiddudmMedieval Welsh Variant of Bleiddudd. Bleiddud was Bishop of St David's (then known as Menevia) in Wales from 1061 to 1071.
BleidduddmMedieval Welsh Welsh form of the Brythonic name *Bledjojüd- meaning "wolf lord", from Proto-Brythonic *blėð meaning "wolf" (Welsh blaidd) and *jʉð meaning "lord" (Welsh udd).
BriamailmMedieval Welsh, Brythonic Old Welsh form of the Brythonic name *Brigomaglos, which was composed of the Proto-Celtic elements *brigos, *brigā meaning "might, power" and *maglos "chief, noble".
CadwalmMedieval Welsh, Breton (Rare) From Old Welsh cad "battle" and gwal "leader". This occurs in Shakespeare's play 'Cymbeline' (1609) as the name of Arviragus while in hiding in Wales.... [more]
CeindrychfMedieval Welsh Possibly derived from Old Welsh element cain meaning "good, lovely" and drych meaning "mirror, image".... [more]
CollenmMedieval Welsh, History (Ecclesiastical) Derived from Middle Welsh collen "hazel", ultimately from Old Welsh coll. Collen was a 7th-century monk who gave his name to Llangollen.
CwyllogfMedieval Welsh was a Christian holy woman who was active in Anglesey, Wales, in the early 6th century. The daughter, sister and niece of saints, she is said to have founded St Cwyllog's Church, Llangwyllog, in the middle of Anglesey, where a church is still dedicated to her.
CynfranmMedieval Welsh Derived from Welsh cyn "chief" and bran "crow, raven". This was the name of an obscure 5th-century Welsh saint. He was one of the sons of Saint Brychan.
DillenafMedieval Welsh Of uncertain origin and meaning. Current theories include a Latinization of Dulon and a derivation from the 'Medieval Welsh word dillyn meaning, as an adjective, "beautiful, fine, neat, chaste", and as a noun, "a thing of beauty or elegance, ornament, precious thing, dear one, darling"'.
DumnagualmMedieval Welsh, Brythonic Old Welsh cognate of Gaelic Domhnall, derived from a Celtic name composed of the elements *dubnos meaning "world" and *walos "prince, chief".
DwynwenfWelsh, Medieval Welsh Possibly from the name of the Celtic god of love, Dwyn combined with the Welsh element gwyn "blessed, white, fair"; or derived from Welsh dwyn "to lead (a life)", in which case it means "to a lead a blessed life"... [more]
DyddgufMedieval Welsh Derived from the Welsh elements dydd "day" and cu "beloved, dear". This name was used by the 14th-century lyric poet Dafydd ap Gwilym for the subject of nine of his love poems, an unattainable, aristocratic, dark-haired woman whose character contrasts that of his other love, the blonde Morfudd.
Eilianm & fMedieval Welsh, Welsh Welsh form of Aelian. A noted bearer is St. Eilian, a Catholic saint who founded a church in North Wales around the year 450. The Parish of Llanelian is named after him... [more]
ElinantmMedieval French, Arthurian Cycle, Medieval Welsh nant coming from the Old French meaning "pledge, security" or perhaps Welsh for "stream". The first part of the name is unknown, possibly from the same root at Helen meaning "torch"... [more]
GenerysfMedieval Welsh Old Welsh name of uncertain meaning, perhaps from Middle Welsh gen "family" or geneth "girl" and ner "chief, hero". It was borne by one of the lovers of the 12th-century Welsh poet Hywel ab Owain.
GethnemMedieval Welsh (Latinized) Probably a Latinized form of a Welsh name. According to the Prosopography of Anglo-Saxon England, it 'may represent the name which appears in other early medieval sources spelled Guithno, Gueithgno, and Guitneu; the second element is the personal name suffix -(g)nou "son"'.
GweircafMedieval Welsh Of uncertain origin and meaning; some sources assume that the name might actually have been Gwerica.... [more]
GweirfulfMedieval Welsh Old Welsh name of uncertain meaning, possibly derived from the Welsh elements gwair "turn, bend, circle" (older form gweir) and mul "modest, shy".
GwenwynwynmMedieval Welsh Famous bearer is Gwenwynwyn ab Owain Cyfeiliog, the last major ruler of mid Wales before the completion of the Norman English invasion.
HunyddfMedieval Welsh Old Welsh name of uncertain derivation, possibly from Welsh hun "sleep" or huan "sun". It was the name of a sweetheart of the 12th-century poet and soldier Hywel ap Owain.
IweryddfMedieval Welsh, Welsh Mythology Derived from Welsh Y Werydd meaning "the ocean". In Welsh mythology she was a wife of the sea-god Llyr and the mother of Brân the Blessed.
LleisionmMedieval Welsh Of debated origin and meaning. Theories include a derivation from Welsh llais "voice", a derivation from Welsh lleisiol "vocal" and a Welsh contraction of kyrie eleision, an Ecclesiastical Latin phrase from Ancient Greek Κύριε, ἐλέησον, "Lord, have mercy".
LlywarchmMedieval Welsh, Welsh Possibly a Welsh form of the hypothetic old Celtic name *Lugumarcos meaning "horse of Lugus", derived from the name of the Celtic god Lugus combined with Welsh march "horse", but perhaps the first element is Welsh llyw "leader"... [more]
MadwenfMedieval Cornish (?), Medieval Welsh (?) Derived from Old Breton and Middle Welsh mat meaning "good, fortunate" combined with Welsh gwen meaning "fair, white; blessed". This name was recorded in 1554 in Devon, England.
MechyllmMedieval Welsh Derived from Old Welsh mach "surety" and the diminutive suffix -yll. Mechyll is the saint of Llanfechell in Anglesey who is commemorated on November 15 according to the Welsh Calendars.
MeilyrmWelsh, Medieval Welsh Of uncertain origin and meaning. Current theories include a derivation from Welsh Mai "May (the month)" and Llyr and a Welsh form of Magloire.
MorfuddfWelsh, Medieval Welsh From Welsh mawr "great" and budd "wealth". In Welsh legend Morfudd was the twin sister of Sir Owain and the daughter of King Urien by Modron... [more]
NaerysfLiterature, Medieval Welsh Created by George R.R. Martin for the character Naerys Targaryen, a historical figure, it is presumably of Valyrian origin but is most likely inspired by the Welsh elaboration of ner "lord, chief" thus changing the meaning to "lady, noblewoman."
NefyddmMedieval Welsh Possibly related to Middle Welsh nef "heaven" (compare nefoedd "heavens"), or udd "lord, prince".
RhainmMedieval Welsh, Welsh From Welsh rhain meaning "stiff" or "stretched out", sometimes interpreted as "spear". This was borne by a son of the legendary 5th-century king Brychan Brycheiniog, and by a 9th-century king of Dyfed.
RhiainfelltfMedieval Welsh Derived from Welsh rhiain "maiden" (originally "queen" from Celtic *r-gan-) and mellt "lightning". Rhiainfellt or Rhieinfellt was the name of a great-granddaughter of Urien Rheged who became the wife of the 7th-century Anglo-Saxon king Oswy of Northumbria.
RhunmWelsh, Medieval Welsh, Welsh Mythology, Arthurian Cycle Old Welsh name, possibly derived from Proto-Celtic *roino- meaning "hill, plain" (the source of Scottish Gaelic raon meaning "plain, field") or Proto-Celtic *rnf which meant "secret" and "magic" (the source of Middle Welsh rin which meant "mystery" and "charm" as well as Modern Welsh rhin meaning "secret")... [more]
TegwaredmMedieval Welsh Presumably it is a combination of teg "fair" and gwared "deliverance." The eldest natural son of Llywelyn the Great was named Tegwared, born c. 1210.