Michael Riley Galitzen, also known as Mickey Riley (September 6, 1909, Los Angeles, California – June 6, 1959, Hollywood, California) was an American diver who won four total medals, one gold, at the 1928 Summer Olympics and 1932 Summer Olympics.

[1] Galitzen won acclaim both for his individual diving and as a tandem diver with his brother John.

[citation needed] He won gold and silver medals in Los Angeles in 1932 under that name.

After the Olympics, he worked as a film editor, and he and John appeared frequently in diving shows.

This biographical article related to Americans involved in acrobatic diving is a stub.