Female and male first names : Italian.

Onofrio is an Italian male given name of Byzantine origin, derived from Greek elements meaning "towards light" or "bringer of light." It is associated with Saint Onofrio, an Egyptian hermit venerated as a saint by both Eastern Orthodox and Roman Catholic churches.

Onterrio is a unique and distinctive name with unknown origins, possibly invented or of African descent, but its exact meaning remains unclear despite its rare usage throughout history.

Antonio is an Italian male given name derived from Latin 'antonius', meaning 'priceless' or 'invaluable'.

Orasio is an Italian name derived from the Latin "orasium," meaning "to pray" or "prayer." It signifies devotion, faith, and reverence, and has ancient Roman origins.

Orazio is an Italian male given name of Latin origin meaning "prayer" or "to pray".

Oresto is an Italian name derived from Latin "Hercules," meaning "glory" or "heroic praise.

Orlanda is a rare, feminine Italian name derived from 'Aurelianus', meaning 'golden'.

Orlando is an Italian given name derived from the city of Orlando in Italy, founded during the 2nd century BC. Its meaning is believed to be "famous throughout the land," with other interpretations including "from the golden lands" or "a song about a nobleman." Throughout history, it has been popular across different cultures and used by notable figures like Orlando Bloom. However, despite its long history, Orlando remains relatively rare compared to other given names.

Orlee is a rare, elegant girls' name of uncertain origin, possibly derived from French 'or' meaning gold or inspired by Italian city Orvieto.

Orlando is an Italian origin given name derived from the Latin phrase 'land of gold,' popularized through literature like Ariosto's 'Orlando Furioso' and Scott's 'The Lady of the Lake.'

Oscar is a name of Spanish and Italian origin, derived from the Germanic "Hroswitha," meaning "divine spear.

Osciel is a Latin-derived name meaning "venerable" or "revered," historically used among Spanish nobility and Catholic saints.

Osco is an Italian name derived from the Latin word 'Oscus', meaning 'dark' or 'obscure'.

Osvaldo is a name of Italian origin derived from Germanic elements "os" meaning 'divine' or 'godlike', and "wald" signifying 'power' or 'rule'. It means 'divine power' or 'godlike rule'. Notable figures include footballer Osvaldo Ardiles and animator Osvaldo Cavandoli.

Osvaldo is an Italian name meaning "noble ruler", composed of the Germanic elements "os" (noble) and "valdo" (rule).