Richard Green (6 June 1936 – 6 April 2019) was an American-British sexologist, psychiatrist, lawyer, and author specializing in homosexuality and transsexualism, specifically gender identity disorder in children. Green was the founding editor of the Archives of Sexual Behavior (1971), and served as Editor until 2001. He was also the founding president of the International Academy of Sex Research (1975), which made the Archives its official publication. He served on the American Psychiatric Association DSM-IV Subcommittee on Gender Identity Disorders.