Career
Born in Brooklyn, New York, he started his career with Angri in Serie C at the age of 15. He moved onward to Catanzarese in Serie B. While at Catanzarese, he made his international debut with Italy B team against Hungary in Vercelli. In 1934, he transferred to Fiorentina in Serie A. At that era, three other American-born players -- Armando Frigo, Alfio Argentieri and Umberto Piccolo—played in Italy at that time, but only Armando Frigo played in the Serie A. Alfonso Negro played 51 games for Fiorentina, and scored five goals, before being transferred to Napoli in 1938, where he played 25 games and scored three goals.
He also entered university where he played for his school team
He was selected to play for Italy at the 1936 Olympic Games. He graduated in medicine and surgery at Florence University and during the war served as a medical officer in Greece.
Following the war he became a specialist in obstetrics and gynaecology and became a lecturer. He died in Florence, Italy on November 7, 1984.