Catherine L. Carr (born May 27, 1954), also known by her married name Cathy West, is an American former competition swimmer, Olympic champion, and former world record-holder in two events.

[1] Individually, she won a gold medal in the women's 100-meter breaststroke, setting a new world of 1:13.58 in the final, and besting Soviet Galina Prozumenshchikova by 1.41 seconds.

[2] She won a gold medal swimming the breaststroke leg for the first-place U.S. team in the women's 4×100-meter medley relay, together with her teammates Melissa Belote (backstroke), Deena Deardurff (butterfly), and Sandy Neilson (freestyle).

[3] She held the long course world record in the 100-meter breaststroke (set at the 1972 Olympics) from September 2, 1972, to August 22, 1974.

[5] She used to work at Sierra Vista Elementary School in Vacaville, California teaching third grade, and Pioneer Elementary School in Davis, California teaching the AIM fourth grade class.