John Walter "Cap" Oehler (born August 5, 1910 – May 12, 1983) was an American football center in the National Football League (NFL). He was a charter member of the Pittsburgh Pirates (which would later be renamed the Steelers).Oehler was born in Queens, New York. He played college football at Purdue University where he was named a captain. After leaving football, he built a career in sales with shipbuilder Dravo Corporation.