John Middleton (businessman)

Common card · No. 213162

John Staubus Middleton (born March 2, 1955) is an American businessman and philanthropist. He is the managing partner and principal owner of the Philadelphia Phillies of Major League Baseball. He purchased a minority stake in 1994 and increased his ownership to 48 percent by 2014. He became the Phillies' controlling owner in 2016. In 2026, he was elected to the American Philosophical Society.