Harry S. Webb (October 15, 1892 – July 4, 1959) was an American film producer, director and screenwriter. He produced 100 films between 1924 and 1940. He also directed 55 films between 1924 and 1940. He was the brother of "B"-film producer and director Ira S. Webb and the husband of screenwriter Rose Gordon, who wrote many of his films.

In 1933 Webb and Bernard B. Ray created Reliable Pictures Corporation with a studio at Beachwood and Sunset Boulevard in Hollywood. Reliable produced and released many Westerns, starting with Girl Trouble (1933), until the company closed in 1937. Its final release was The Silver Trail.^[1]

Webb and Ray then started Metropolitan Pictures Corporation in 1938, which produced and released several films until 1940, its last being Pinto Canyon.^[1] Webb then produced Westerns for Monogram Pictures.

He was born in Pennsylvania and died in Hollywood, from a heart attack.