Katia Piccolini (born January 15, 1973 in L'Aquila) is a former female tennis player from Italy, who competed on the WTA Tour from 1988 to 1999. She reached a career-high ranking of #37 in July 1991 and competed in the 1992 Summer Olympics. Other career highlights include reaching the third round of the 1990 U.S. Open and winning the San Marino Open in 1991.