Robert Henry "Farmer" Ray (September 17, 1886 – March 11, 1963) was a Major League Baseball pitcher.

Ray played for the St. Louis Browns in the 1910 season.

In 21 career games, he had a 4–10 record, with a 3.58 ERA.

Ray was born in Fort Lyon, Colorado, and died in Electra, Texas.

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