Updated June 9, 2019 Share: Boy name origins & meanings American : Defensive Boy name variations Warwen Warwen 0 % this year Masculine Rare Find out more Warwun Warwun 0 % this year Masculine Rare Find out more Family name origins & meanings English : variant spelling of Warne.German : from a short form of any of various Germanic personal names formed with war(in) ‘guard’ as the first element.