Wallis \wa(l)-lis\ as a girl's name (also used as boy's name Wallis). Variant of Wallace (Old English) "from Wales". Made famous by Wallis Simpson, the woman who wanted to be queen of England, but became Duchess of Windsor instead.

Wallis has 5 variant forms: Walless, Wallie, Walliss, Wally and Wallys.

Baby names that sound like Wallis are Allis, Fyllis and Fillis.