Gordon S. Griffith was an American assistant director, film producer, and one of the first child actors in the American movie industry. Griffith worked in the film industry for five decades, acting in over 60 films, and surviving the transition from silent films to talkies—films with sound. During his acting career, he worked with Charlie Chaplin, and was the first actor to portray Tarzan on film.

Katherine Kiernan Griffith, also seen as Catherine Kiernan, was an American character actress on stage and in silent films.