Peter Szmidt (born August 12, 1961)[1] is a Canadian swimmer, competing in the freestyle events during the late 1970s and early 1980s.

A resident of Sarnia, Ontario, he won a total number of three medals at the 1979 Pan American Games.

On July 15, 1980, at the Canadian Olympic trials, Szmidt set the world record for 400-meter freestyle with a time of 3:50:49.

Szmidt swam in competition with Russian swimmer Vladimir Salnikov, who dominated long-distance freestyle swimming in the late 1970s and early 1980s.

At the 1984 Summer Olympics, Szmidt was a member of the Canadian Men's 4 × 200 metre freestyle relay and finished fifth in the final.