Harry L. Rattenberry (December 14, 1857 – December 9, 1925) was an American actor. He appeared in 129 films between 1913 and 1925. He was born in Sacramento, California and died in Los Angeles, California. His parents were William Henry Rattenberry and Mary Ann Broomhead, a former wife of notable Mormon missionary Cyrus H. Wheelock. Rattenberry's performances on stage included work with the stock companies at the Alcazar, Central, and Tivoli theaters in San Francisco. Rattenberry's wife, Cora, died in July 1910.