Onervaf & mFinnish Derived from the Finnish word onerva meaning "aftergrass; the hay grown after harvesting".
OnesasmAncient Greek Derived from Greek ὄνησις (onesis) meaning "use, profit, advantage". This name is etymologically related to Onesimos (see Onesimus).
OnesikritosmAncient Greek Derived from Greek ὄνησις (onesis) meaning "use, profit, advantage, good luck" and κριτός (kritos) meaning "picked out, chosen" or "choice, excellent".
OnestafMedieval Italian, Italian Medieval Italian name directly taken from the noun onestà "honesty" or the (feminine) adjective onesta "honest; sincere".
OnfimmMedieval Russian Old Novgorodian form of the name Anthemios. This was the name of a 7 year old boy who lived in Novgorod in the 13th century, known for his well-preserved notes, drawings and homework exercises scratched in birch bark... [more]
Onimamym & fMalagasy Possibly from the Malagasy ony meaning "river" and mamy meaning "sweet" or "well-liked".
OnintzafBasque Variant of Onintze. This name was used on a character in Jose Olaizoal's opera 'Oleskari zaharra'.
OnintzefBasque Means "good dew", from Basque on ("good") and ihintz ("dew").
OníosafIrish (Rare) Possibly intended to mean "from Jesus", from Irish ón meaning "from" combined with Íosa.
OniriafSpanish (Caribbean, Rare), Spanish (Mexican, Rare) Likely an invented name, perhaps based on the Spanish word onírica meaning "oneiric, dreamlike" (from Greek ὄνειρος (oneiros) "dream"). This name was borne by Cuban revolutionary Oniria Gutiérrez (1940-?).
On-jom & fKorean From Sino-Korean 溫 (on) meaning "lukewarm, warm; tepid, mild" and 祚 (jo) meaning "throne; blessing, happiness". Other hanja combinations are also possible.
OnkafJapanese From Japanese 恩 (on) meaning "grace, kindness, goodness, favor, mercy, blessing, benefit" combined with 花 (ka) meaning "flower". Other kanji can be used.
Onkarabilem & fTswana Means "He (God) answered my prayers" in Setswana.
Õnneleidf & mEstonian Longer form of Õnne, meaning "good luck" in Estonian.
OnnelifFinnish (Rare) Feminine form of Onni. Onneli is one of the two protagonists of book series written by Marjatta Kurenniemi from 1960s to 1980s, and also of two 21st century movies based on the books.
OnnennfBreton Derived from Breton onn "ash; (and by extension) strong" and gwenn "white". This is an older form of Onenn, the name of a 6th- and 7th-century Breton saint.
OnnoleefFolklore, Literature, English (American, Archaic) According to legend, Onnolee was the last survivor of the Munsee nation, which dwelt on the west shore of Canadice lake and near Bald Hill (in the Finger Lakes region, New York) during the latter part of the fourteenth century, and met their death by the hands of the Mengnees; all except Onnolee, who was taken, bound to the belt of the famous leader, Mickinac, and compelled to follow him... [more]
Onnurif & mKorean (Modern, Rare) From native Korean 온누리 (onnuri) meaning "whole (wide) world," a combination of determiner 온 (on) meaning "all, whole, entire" and Nuri.
OnomarchosmAncient Greek Derived from the Attic Greek noun ὄνομα (onoma) meaning "name" combined with the Greek noun ἀρχός (archos) meaning "leader, ruler".
OnomarisfOld Celtic (Latinized), History This is the name of an ancient Galatian Celtic queen. Her name appears to be a compound, with variants the "-maris" element appearing in several Celtic languages, meaning "great". It may also mean "mountain ash", or possibly "like a great mountain ash or rowan tree"... [more]
OnomastosmAncient Greek Derived from the Greek adjective ὀνομαστός (onomastos) meaning "named" as well as "famous, of note, notable". It is ultimately derived from the Greek noun ὄνομα (onoma) meaning "name".
OnomastusmAncient Greek (Latinized) Latinized form of Onomastos. Bearers of this name include the general Onomastus of Macedon (2nd century BC) and the Olympic victor Onomastus of Smyrna (7th century BC).
Ononm & fMongolian Derived from the Onon River, which runs through Mongolia and Russia.
OnsfArabic (Maghrebi, Rare) Possibly means "gladness, removal of fear" or from Arabic أَنْسَ (ʾansa) meaning "to forget". A known bearer is Ons Jabeur (1994–), a Tunisian tennis player.
OnsirifThai From Thai อร (on) meaning "maiden, woman" or "beautiful, lovely" and ศิริ (siri) meaning "glory, splendour" or สิริ (siri) meaning "fortune, prosperity, grace".
OntariomAfrican American (Rare) From the name of the Canadian province, or from the name of Lake Ontario (see the place name Ontario), which is probably derived from the Huron word ontarí:io meaning "great lake".... [more]
Ontonagonf & mOjibwe Located in the state of Michigan, this Upper Peninsula county, which features the Porcupine Mountains, is named after the Ontonagon River. The name is said to be derived from an Ojibwe language word Nondon-organ, meaning "hunting river"... [more]
O'ntoymUzbek Derived from the Uzbek o'n meaning "ten" and toy meaning "colt".
OnwutalobimIgbo Means "death has eaten the kingdom", a shortened form of the sentence I ga adi makana onwu talu obi, roughly translating as "you will endure as death has claimed our entire family".
OnyakoponmAkan Onyakopon is the God of the Akan people of Ghana. The name means "he who knows and sees everything" and "omniscient, omnipotent sky god" in the Akan language. ... [more]
OnyinahmAfrican Onyinah - is of African Origin with meaning in Ghana and Nigeria especially with the Ukwani speaking people. The name is given to a strong new born marked for greatness. the literary meaning of ONYINAH is - A MIGHTY TREE... [more]
Onyinyechukwuf & mIgbo, Nigerian Means "God's gift" from Igbo onyinye meaning "gift, present" and chukwu meaning "God".
OnyufKorean From 온 (on) meaning "all, whole, entire" and Sino-Korean 由 "cause, reason; from".
OnyxiafPopular Culture Onyxia is the name of a dragon in the MMORPG World of Warcraft. The name comes from the precious stone onyx and means "claw" or "nail".
OosjefWest Frisian (Rare), Dutch (Rare) The first element of this Frisian name is uncertain, but the second element consists of the diminutive suffix -je.... [more]
OothoonfLiterature This name was invented by the English mystic poet William Blake, who based it on Oithóna, a name used by James Macpherson in his Ossian poems, which he claimed to have based on early Irish legends.
Oozoram & fJapanese (Modern) From 大空 (oozora) meaning "(literally) big sky, heavens, firmament, the blue," derived from a combination of 大 (oo) meaning "big, large" and 空 (sora) meaning "sky, heaven."... [more]
OpaliafAmerican (South, Rare, Archaic) From the name of an ancient Roman festival of the earth goddess Opis or Ops, which was held annually on 25 August. It may also be used as an elaboration of Opal or be considered a contracted form of Opalina.
Oparaf & mIgbo Opara is common as a surname or literal word in Nigeria. The oldest son, who has inherited the rights and responsibilities of his father after his father has died.
OpechancanoughmAlgonquin Means "he whose soul is white" in Powhatan. A noted bearer was a tribal chief of the Powhatan Confederacy of what is now Virginia in the United States, and its leader from sometime after 1618 until his death in 1646... [more]
OpelliusmLate Roman Roman nomen gentile which is of uncertain meaning. It might be derived from Latin opella, which is a diminutive of Latin opus "work, labour, accomplishment", and thus the word means something along the lines of "a bit of labour, a small job, a small accomplishment"... [more]
OperettafPopular Culture Italian diminutive of "opera" and was used originally to describe a shorter, perhaps less ambitious work than an opera. Operetta provides an alternative to operatic performances in an accessible form targeting a different audience... [more]
OpetaiamPolynesian Polynesian form of Obediah or Obadiah, “serving god, serving Yahweh”. A notable bearer of this name is Opetaia Foa’i, composer, singer, guitarist and founder of the Contemporary Polynesian band Te Vaka, and songwriter for Disney's Moana.