Updated June 9, 2019 Share: Boy name origins & meanings Old English : Ruling Boy name variations Llewellyn Llewellyn - 35% this year Neutral Rare Find out more Llewelleyn Llewelleyn 0 % this year Masculine Rare Find out more Llewelin Llewelin 0 % this year Masculine Rare Find out more Lewellen Lewellen 0 % this year Masculine Rare Find out more