Luca Sacchi (born 10 January 1968) is a TV commentator and retired Italian swimmer. He competed at the 1988, 1992 and 1996 Olympics in the 200 m and 400 m individual medley and won a bronze medal in the 400 m in 1992. In 1991 he became European champion in the same event.
Sacchi's parents Remo and Bianca are also retired competitive swimmers, and his uncle Massimo and aunt Mara competed in swimming at the 1968 Olympics.
Sacchi currently works as TV commentator for Italian state TV RAI.