Patricia Kempner (born August 24, 1942) is an American former competition swimmer, Olympic champion, and former world record-holder in two events.
On April 27, 1957, she became the first woman to set an official world record in the 200-meter individual medley, clocking 2:48.2 at a swim meet in Chicago, Illinois.
The record would survive for over a year.
At the 1960 Summer Olympics in Rome, she won a gold medal by swimming the breaststroke leg for the first-place U.S.
team in the women's 4×100-meter medley relay, together with teammates Lynn Burke (backstroke), Carolyn Schuler (butterfly), and Chris von Saltza (freestyle).
The U.S medley relay team set a new world record in the event final of 4:41.1.
Individually, she also competed in the women's 200-meter breaststroke, finishing seventh in the event final.