Thomas Jefferson York (July 13, 1850 – February 17, 1936) was a professional baseball left fielder.

[1] Twice, during his playing time with the Providence Grays, he was also manager including the entire first season of the team's existence in 1878.

[2] York began his playing career in the amateur National Association of Base Ball Players with the Powhatan club in Brooklyn in 1869.

That season, he led the National League in total bases, extra-base hits, and triples.

Tom died at the age of 86 in New York City, and was buried in Holy Cross Cemetery, which is in Brooklyn.