Ainsworth Field is a 3,000 seat baseball stadium located in Erie, Pennsylvania.

It hosted the Erie Sailors and other Erie-based minor league teams between 1928 and 1994.

It was refurbished in 2004 and is currently used for high school and other amateur baseball games.

[1] The name was changed on August 25, 1947, to honor James "Doc" Ainsworth, a longtime adviser of Erie's youth.

[2] In August 2024, minor restoration work began, with an aim to bring more usage to the stadium.