Wallis (given name)
Women
- Wallis Annenberg (born 1939), American philanthropist and heiress
- Wallis Bird (born 1982), Irish singer
- Wallis Brooks, American politician
- Wallis Currie-Wood (born 1991), American actress
- Wallis Day (born 1994), English actress
- Wallis Giunta (born 1985), Canadian mezzo-soprano opera singer
- Wallis Grahn (1945–2018), Swedish actress
- Wallis Pang (born 1973), Chinese actress
- Wallis Randell (born 2001), Australian rules footballer
- Wallis Simpson (1896–1986), Duchess of Windsor
- Wallis Vitis (born 1995), French tennis player
Men
- Wallis Clark (1882–1961), English actor
- Wallis Debourou (born 1993), Beninese footballer
- Wallis Evershed (1863–1911), English cricketer
- Wallis Eastburn Howe (1868–1960), American architect
- Wallis Lapsley (born 1997), American soccer player
- Wallis Walter LeFeaux (1881–1972), American politician and lawyer
- Wallis Mathias (1935–1994), Pakistani athlete
- Wallis Thomas (1906–2001), Wales bishop
- Wallis Walters (1878–1952), English and Welsh hurdler and long jumper