Female and male first names beginning with the letter “O”..

Oak is an English given name derived from the oak tree species, revered for its strength and longevity in various cultures. It gained popularity during the Victorian era as a boy's name but can also be used for girls. Its meaning translates to "of the oak tree.

Oakie is an American given name derived from 'oak', the strong tree species, signifying resilience and longevity.

Oakland: A distinctive American given name meaning "of Oak Land," predating California's city of Oakland but gaining popularity late 20th century; often associated with strength and resilience.

Oaklea is an uncommon English given name derived from 'oak', signifying strength and durability, and 'lea', suggesting a meadow, creating a unique blend of power and grace.

Oaklee, of American origin, is an uncommon yet charming name thought to derive from 'oak' tree, symbolizing strength, or from Irish 'Ó Ceallaigh', meaning descendant of noble power.

Oaklei is an uncommon American given name created by its parents as a blend of "Oak" and an unknown element "Ley", with no specific meaning or historical significance.

Oakleigh is an English given name derived from "ac" meaning oak tree and "-ley" signifying meadow, translating to "meadow where oak trees grow." It reflects strength and resilience while evoking images of lush nature. Once primarily a surname, Oakleigh has become an appealing yet uncommon choice for parents seeking unique names with historical roots and natural associations.

Oaklen is an American name derived from 'oak' and '-len', often interpreted as 'strong like an oak tree'. It's unique, distinct, and gaining popularity in recent years.

Oakley is an English unisex name meaning 'from the oak wood,' derived from Old English 'āc' (oak) and 'leah' (woodland clearing), symbolizing strength and longevity.

Oakleymae is a modern, English-inspired name created by combining Oakley ('oak-clearing') and Mae (short form of Mary), with no specific historical or cultural significance.

Oakli is a distinctive American given name created in the early 21st century by Amy Hest and Brett Helquist for their "A Series of Unfortunate Events" book series, where it is the first name of character Violet Baudelaire. Its meaning is uncertain but may derive from 'oak' tree connotations or be a blend of Oakley/Oakleigh. Despite its recent creation, Oakli has gained some popularity in the United States as an unusual yet appealing choice for parents seeking unique names.

Oaklie is an uncommon English name possibly derived from 'oket', meaning oak tree, symbolizing strength and longevity.

Oakliegh is a recently coined name with unknown origin and meaning, popularized in English-speaking countries for both boys and girls despite lacking historical or linguistic precedents.

Oaklin is a rare American given name combining 'oak', signifying strength and resilience, with the Irish suffix '-lin', suggesting warmth and friendliness.

Oaklinn is an uncommon English given name derived from 'oak', signifying strength and durability, and 'lynn' or 'lynx', suggesting swiftness and keen senses.

Oakly is an uncommon American given name derived from the English surname Oakley, which means "from the oak ley" or meadow near an oak grove, symbolizing strength and longevity.

Oaklyn is an American unisex name derived from 'oak' (meaning strength) and '-lyn', possibly from Welsh lake names, signifying steadfastness with water connection.

Oaklynd is a modern American name derived from "oak" meaning strong and resilient, and "lyn", a Welsh variant for lake, signifying a "strong lake".

Oaklynn is an American girl's name derived from Old English 'ac' (oak tree) and '-lynne' (meadow), translating to 'from the oak meadow'.

Oaklynne is an uncommon American girls' name derived from 'oak' signifying strength and durability, combined with the Irish surname Lynn(e) meaning 'enclosed valley'.

Oana is a Romanian feminine given name with ancient Roman roots meaning "wine cellar." It's associated with intelligence, creativity, and strength, as seen in notable figures like actress Oana Pellea and gymnast Oana Petrea. Despite its age, it remains a popular choice for parents seeking unique yet meaningful names.