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