James Dennison Sebring (March 22, 1882 – December 22, 1909) was an American professional baseball player who played outfield from 1902 to 1909.

He played in the 1903 World Series with the Pittsburgh Pirates and was the first player in World Series history to hit a home run.

In 363 games over 5 seasons, Sebring compiled a .261 batting average (368-for-1411) with 178 runs, 6 home runs and 168 RBIs.

The home run was the first one in World Series history.

This biographical article relating to an American baseball outfielder born in the 1880s is a stub.