性少数

性少数或性小众（英语：Sexual minority）是指性取向、性向认同或性行为与周围社会的大多数不同群体。主要用于指LGBT或非异性恋者，^[1]^[2] 也可以指跨性别、^[3]非二元性别（包括第三性别^[4]）或双性人。

性少数群体是一个伞式术语，涵盖首字母缩略词“LGBT”中所包括的人群（女同性恋，男同性恋，双性恋，跨性别)以及性取向或性别认同各异的人群。它包括那些可能不会自我认同为LGBT者（例:酷儿、性别存疑、双灵、无性恋、男男性行为者、性别变体的人），或有影响生殖系统发展的特定医学状况的人（例如：性别分化障碍或异于常人，有时被认为是双性人）。^[5]

[1]
Sullivan, Michael K. Sexual Minorities: Discrimination, Challenges, and Development in America illustrated. Haworth Social Work Practice Press. 2003. ISBN 9780789002358. OL 8151801M. SUMMARY. This chapter explores the cultural, religious, and sociological underpinnings of homophobia and intolerance toward homosexuals.
[2]
Kann, Laura; O’Malley Olsen, Emily; McManus, Tim; Harris, William A.; et al. Sexual Identity, Sex of Sexual Contacts, and Health-Related Behaviors Among Students in Grades 9–12 — United States and Selected Sites, 2015; Morbidity and Mortality Weekly Report (MMWR). Centers for Disease Control and Prevention. August 11, 2016 [March 20, 2017]. （原始内容存档于2019-08-26）. |volume=被忽略 (帮助); |number=被忽略 (帮助)
[3]
Definition of Terms - "Sexual Minority". Gender Equity Resource Center. [12 March 2015]. （原始内容存档于2015-07-29）.
[4]
Sharma, Gopal. Nepal to issue passports with third gender for sexual minorities. Reuters. 7 January 2015 [12 March 2015]. （原始内容存档于2015-08-25）.
[5]
存档副本 (PDF). [2020-08-12]. （原始内容存档 (PDF)于2021-03-18）.

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