James McDaniel Hopper (September 1, 1919 – January 23, 1982) was a professional baseball player.

He was a right-handed pitcher for one season (1946) with the Pittsburgh Pirates.

For his career, he compiled an 0–1 record, with a 10.38 earned run average, and one strikeout in 4⅓ innings pitched.

He was born and later died in Charlotte, North Carolina at the age of 62.

This biographical article relating to an American baseball pitcher born in the 1910s is a stub.