Simeoni is an Italian surname. Notable people with the surname include:
Filippo Simeoni (born 1971), Italian cyclist
Giovanni Simeoni (1816–1892), Italian Roman Catholic archbishop and cardinal
Luca Simeoni (born 1990), Italian footballer
Max Simeoni (born 1929), Corsican physician and politician
Roldano Simeoni (born 1948), Italian water polo player
Sara Simeoni (born 1953), Italian high jumper