Joseph Anthony Gray (February 25, 1884 – May 8, 1966) was a Democratic member of the United States House of Representatives from Pennsylvania.

Joseph Gray was born in Susquehanna Township, Cambria County, Pennsylvania.

After his service in the military, he studied law, was admitted to the bar in 1910 and commenced practice in Ebensburg, Pennsylvania.

He served as president of the board of health from 1916 to 1920, and became a motion-picture exhibitor at Spangler, Pennsylvania, in 1920.

He died in Spangler, Pennsylvania, and is buried in Holy Cross Cemetery.