Peter Patrick Gillespie (November 30, 1851 – May 4, 1910) was a left fielder in Major League Baseball from 1880 to 1887.

Gillespie played for the Troy Trojans and New York Giants.

In 714 games over eight seasons, Gillespie posted a .276 batting average (809-for-2927) with 450 runs, 10 home runs and 351 RBI.

This biographical article relating to an American baseball outfielder born in the 1850s is a stub.

You can help Wikipedia by expanding it.