Mannelli is an Italian surname. Notable people with the surname include: Caesar Mannelli (1897–1936), American rugby union player Carlo Mannelli (1640–1697), Italian violinist, castrato and composer Francesco Mannelli (c. 1595 – 1667), Italian Baroque composer, particularly of opera, and theorbo player Luca Mannelli (circa 1265 - 1364) classicist and archbishop Luigi Mannelli (born 1939), Italian water polo player Massimo Mannelli (born 1956), Italian golfer Maurizio Mannelli (1930–2014), Italian water polo player Riccardo Mannelli (born 1955), Italian artist and illustrator Ugolino Mannelli See also Manelli Italian-language surnames