Addams is a patronymic surname of English origin from the given name Adam. There are other spellings. Notable people with the surname include:Calpernia Addams, American transsexual author, actress, and activist Christian Hejnal Addams American producer & musician Charles Addams (1912–1988), American cartoonist, author of “The Addams Family” Dawn Addams (1930–1985), English actress Jane Addams (1860–1935), American founder of the Settlement House movement Jessicka Addams, Italian -American artist, musician, and activist William Addams (1777–1858), American politician, U.S. representative from Pennsylvania