Peter John Susko (July 2, 1904 – May 22, 1978) was a professional baseball player.

He was a first baseman for one season (1934) with the Washington Senators.

For his career, he compiled a .286 batting average and two home runs in 224 at-bats, with 25 runs batted in.

He was born in Laura, Ohio and died in Jacksonville, Florida at the age of 73.

This biographical article relating to an American baseball first baseman is a stub.