Patrick J. Stapleton (January 7, 1924 – March 13, 2001) was a Democratic member of the Pennsylvania State Senate.

[2] Stapleton, a native of Indiana, Pennsylvania, served in the U.S. Navy during World War II.

[2] Stapleton retired prior to the 2000 election, supporting the eventual Democratic nominee, Jim McQuown in the "wide-open race" to succeed him.

[7] The Patrick J. Stapleton Jr. Library at the Indiana University of Pennsylvania is named after him.

[8] His son, Patrick, is a member of the State Liquor Control Board.