The death of Penny Marshall -- a beloved actor and HUGE sports fan -- rocked the athletic world Tuesday ... with teams and athletes alike mourning her passing.
The L.A. Clippers -- one of Penny's favorite teams -- posted they were "deeply saddened" to learn "a resilient pioneer with legendary talent" had died.
The Globetrotters, meanwhile, posted an old pic of Penny and the team, saying, "RIP to a long-time friend of the Globetrotters, Penny Marshall."
The MLB and the Baseball Hall of Fame also paid tribute to the "A League Of Their Own" director .