Collis is a masculine given name borne by:
Collis Birmingham (born 1984), Australian middle- and long-distance runner Collis Featherstone (1913–1990), Australian convert to the Baháʼí faith Collis Potter Huntington (1821–1900), American railway executive Collis Jones (born 1949), American former basketball player Collis King (born 1951), West Indies former first-class cricketer Collis Temple (born 1952), American former basketball player