NameGenderOrigin
O'SheaBothIrish
OakesMaleEnglish
OakleyMaleEnglish
OaloMaleSpanish
ObadiahMaleHebrew
ObduliaFemaleLatin
ObdulioMaleLatin
ObedMaleEnglish
ObeliaFemaleGreek
OberonMaleGerman
ObertMaleGerman
ObertoMaleGermanic
OceanBothGreek
OceanaFemaleGreek
OceaneFemaleGreek
OceanusMaleGreek
OciliaFemaleGreek
OctaviaFemaleLatin
OctavianaFemaleSpanish
OctavioMaleLatin