Meaning and name origin
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 is not a popular first name for females but a very popular surname or last name for all people (#2456 out of 88799, Top 3%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Wallis for girls (2014 statistics).