Leigh Hamilton (December 20, 1949 – September 8, 2012) was a New Zealand-born American actress and art gallery owner.

Hamilton was born in Auckland, New Zealand, on December 20, 1949, to parents, Colleen and Derek Hiene.^[1] She moved to the United States to pursue acting.^[2] She began her career with small television roles during the 1970s, including parts on Kojak, The Mod Squad, Baretta, Banyon, and McMillan & Wife.^[2]

Hamilton co-starred in several films from the 1970s to the 1990s, including A Man, a Woman, and a Bank in 1979, Forced Vengeance in 1982, and Gas Food Lodging in 1992.^[2] She was also cast in smaller parts 1987's P.K. and the Kid and Hocus Pocus, a 1993 Halloween-themed comedic film starring Sarah Jessica Parker, Bette Midler, and Kathy Najimy.^[2]

In 1994, Hamilton opened the Hamilton Galleries ^[3] in the Pacific Palisades, Los Angeles, and simultaneously left acting to focus on her art business.^[2] She represented California-based artists, including Brooke Adams, who had co-starred with Hamilton in A Man, a Woman, and a Bank and Gas Food Lodging. The Hamilton Galleries are now located on Ocean Avenue in Santa Monica, California, as of 2012.^[2]

Leigh Hamilton died at Saint John's Health Center in Santa Monica, California, on September 8, 2012, at the age of 62.^[2] She was survived by her husband, Warren Long, to whom she had been married for nineteen years; their daughter, Tallulah; and her four brothers.^[1]