Harry Sinclair Drago (March 20, 1887 – October 25, 1979) was an American writer of screenplays and Westerns. He also wrote under the names Stewart Cross, Kirk Deming, Will Ermine, Bliss Lomax, J. Wesley Putnam and Grant Sinclair.

Screenplay Novelizations (all published by A. L. Burt, circa 1929–1932):

Drago's papers are at Syracuse University.