Patrick James "Paddy" Quinn (August 1849 – January 2, 1909) was an American Major League Baseball catcher and outfielder during the 1870s.

[1] Quinn played for the amateur club Aetna of Chicago beginning in 1869, at the dawn of the professional era.

[2] Quinn's first professional experience was as a catcher in five games for the 1871 Fort Wayne Kekiongas of the National Association.

He led the Keokuk Westerns in batting average (.326) with 14 hits, playing 11 of the 13 games the club completed before it went out of business.

[3] In 1876, after the formation of the National League, Quinn declined an offer to catch for the Cincinnati Reds.