Updated June 9, 2019 Share: Girl name origins & meanings Gaelic, Latin : UnityLatin : One, unity, wholeness Girl name variations Ona Ona + 8% this year Neutral Rare Find out more Oonaugh Oonaugh 0 % this year Feminine Rare Find out more Oonagh Oonagh - 14% this year Feminine Rare Find out more Una Una + 32% this year Feminine Rare Find out more Unah Unah 0 % this year Feminine Rare Find out more Boy name origins & meanings Irish : Unity; one How Popular Is The Name Oona