Lillis may refer to:

People Stefan Åkesson, Swedish skateboarder

Surname Bob Lillis (born 1930), American baseball player Jason Lillis (born 1969), English footballer Josh Lillis (born 1987), English footballer Mark Lillis (born 1960), English footballer Rachael Lillis (1969-2024), American actress Sophia Lillis (born 2002), American actress Stephen Lillis (born 1986), Irish hurler Thomas Francis Lillis (1861–1938), American Roman Catholic prelate

Places Lillis, Kansas Lillis Business Complex, on the University of Oregon campus

See also Lilli (disambiguation)