Olean is a rare Irish-origin given name, derived from the surname O'Leanachain, with a suggested meaning of "elm tree" but no universally accepted interpretation.
Oley is an uncommon yet distinct name of Irish origin, derived from Ó Laoidh meaning 'descendant of Laidh,' the personal name translating to 'shielder' or 'protector.'
Oneil is an Irish Gaelic name derived from the surname Ó Néill, meaning "descendant of Niall," carrying a sense of heritage, pride, and strength, with notable historical figures like Hugh O'Neill, "The Great Earl of Tyrone.
Onnaleigh is an Irish name of historic nobility, meaning 'lamb', derived from Oonagh and popularized by figures like Oonagh O'Rourke since the 13th century.
Oonagh is a unique Irish girl's name derived from Úna, meaning 'fair or white', often associated with legendary figures like Finn Mac Cumhaill's wife in Irish mythology.
Oradell is an uncommon Irish given name derived from the surname O'Riada, once prominent in County Cork, with unclear meaning but notable historical ties through the O'Riada sept.
Orlaith is an uncommon yet enchanting Irish female name derived from ancient Gaelic 'or', meaning 'golden', and connected to the Irish goddess of love.
Osleen is an Irish name that may derive from 'Oisín', meaning "little deer," or 'Ó Súilleabháin', meaning "descendant of the fair-haired hero." It could signify gracefulness, gentleness, strength, and courage.
Ostyn is an ancient Irish given name derived from the surname Ó Suithghinn, meaning "descendant of Sioda of the fair hostages." It signifies peace, gentleness, nobility, and honor, making it appealing as both a boys' and girls' name worldwide.
Padee is an enigmatic name of unknown origin, possibly derived from Irish or Welsh names meaning 'noble', but more likely a unique creation inspired by similar-sounding names.
Paisleigh is an uncommon yet charming Irish name derived from the ancient surname Ó Paiseal, meaning "descendant of Paiseal," although the exact meaning of Paiseal remains unclear.
Parnell is a rare but meaningful Irish name derived from "Páirnéil," meaning "cauldron champion." It has a notable history, associated with figures like Charles Stewart Parnell.
Parnell is a rare Irish male given name derived from 'Ó Péarlaigh', meaning 'descendant of Pearálach' (bald/gray-haired), associated with prominent political figure Charles Stewart Parnell, symbolizing wisdom, strength, and leadership.