Franco Properzi Curti (born 4 November 1965) is an Italian professional rugby union coach and former player who played as a prop.

Properzi moved to Benetton Treviso in 1998/99, where he would spend the rest of his career, finished in 2002/03, at 37 years old.

Properzi also played for the Italy national team, winning 53 caps between 1990 and 2001 and scoring three tries.

The highest point of his international career was the title of the European Nations Cup for the 1997 edition, when Italy beat France 40–32 on 22 March 1997.

Properzi won his last caps for Italy at the age of 35 at the 2001 Six Nations Championship, being used in three games.