Orlin Collier (February 17, 1907 – September 9, 1944) was a Major League Baseball pitcher for the Detroit Tigers.

He was married to Ruth Collier.

Together they had one daughter, Dorisanna Collier.

He died at the age of 37, suffering a fatal heart attack on a train during the return trip from a game.

This biographical article relating to an American baseball pitcher born in the 1900s is a stub.