Madonna aside, there are plenty of female celebs who are well-known sports fans (and don't necessarily date the players).
L.A. LAKERS Dyan Cannon
NEW YORK KNICKS Salt-N-Pepa, Rosie Perez, Sharon Stone, Brooke Shields
MIAMI HEAT/DOLPHINS Gloria Estefan
SAN JOSE SHARKS Kristi Yamaguchi
L.A. KINGS Candice Bergen, Goldie Hawn, Geena Davis
CHICAGO CUBS Hillary Rodham Clinton
NEW YORK METS Glenn Close