Boy name origins & meanings German : Powerful warrior, army rulerOld English : Dweller by the wall Boy name variations Walter Wally Walther Watson Watkins Gautier Gauthier Ualtar Walton Walten Waltin Family name origins & meanings Variant of German Waldt, a topographic name from Middle High German walt ‘forest’.German : short form of Walther.Jewish (Ashkenazic) : variant of Wald.