Updated August 7, 2024 Share: Boy name origins & meanings German : Famed warrior Boy name variations Louis Lewis Lewes Luis Lewie Lou Lew Lu Ludwig Ludvig Luigi Lodovico Luthias Llewellyn Clovis Chlodwig Lajos How Popular Is The Name Louie Family name origins & meanings Americanized spelling of French Louis.Scottish and English : unexplained.Chinese : variant of Lei 1.Chinese : variant of Lu 1.