Ralph Percy Lewis (October 8, 1872 – December 4, 1937) was an American actor of the silent film era.

[1] Born in 1872 in Englewood, Illinois, Lewis attended Northwestern University.

The character actor remains perhaps best remembered for his role as abolitionist U.S. Representative Austin Stoneman in D. W. Griffith's The Birth of a Nation (1915) and the governor in Intolerance (1916).

[2] He also starred in one of the early Hollywood sound shorts, Gaunt, in 1931.

[4] Lewis died in Los Angeles, California, on December 4, 1937, after being hit on November 25, 1937, by a limousine driven by a chauffeur working for Jack L.