Leslie G. Cliff, OC (born March 11, 1955), later known by her married name Leslie Tindle, is a Canadian former competitive swimmer who participated in the Olympics, Commonwealth Games and Pan American Games.

[1][2] She was born in Vancouver, British Columbia, where she attended York House School.

As a 17-year-old, she won the silver medal in the 400-metre individual medley at the 1972 Summer Olympics in Munich, Germany.

[5][6] In 1971, Cliff was made an Officer of the Order of Canada.

This Canadian swimming biography is a stub.