Save Type Surname (from given name) Usage Irish Pronounced Pron. O ROO-an [key · IPA] Expand Name LinksMeaning & History Means "descendant of RUADHÁN" in Irish. See All RelationsRelated Names VariantsÓ Ruaidh, Rowan, RuaneGiven Name DescendantRowan(Irish) Categories colors, red Entry updated November 16, 2019