Louise Janet Kaplan, o.s. Miller, (18 November 1929, New York City – 9 January 2012, New York) was an American psychologist and psychoanalyst best known for her research into sexual perversion and fetishism. Kaplan authored seven books including the 1991 book, Female Perversions: The Temptations of Emma Bovary which was made into the 1996 film Female Perversions starring Tilda Swinton.
- Oneness and Separateness: From Infant to Individual, 1978
- Adolescence: The Farewell to Childhood, 1984
- The Family Romance of the Impostor-Poet Thomas Chatterton, 1987
- Female Perversions: The Temptations of Emma Bovary, 1991
- No Voice Is Ever Wholly Lost, 1995
- Cultures of Fetishism, 2006
Kaplan died of pancreatic cancer on Monday, January 9th, 2012 at Beth Israel Hospital.