Boy name origins & meanings Old English : WelshmanEnglish : Inquisitive Boy name variations Wallace Wallis Wallas Wally Wallie Walsh Welsh Wallach Walls Welce Wells Family name origins & meanings English : ethnic name for someone of Welsh origin. This is the usual form of the surname in England; the usual form in Ireland is Walsh and in Scotland Welsh.German : variant of Welk.Perhaps an Americanized spelling of German Welsch.