Same sex

Same sex may refer to:
 * A phrase used in the discussion of sex or gender
 * Gonochorism, the state of having just one of at least two distinct sexes in any one individual organism
 * Homosexuality, the romantic attraction, sexual attraction or sexual behavior between members of the same sex or gender
 * Sex segregation, the physical, legal, and cultural separation of people according to their biological sex
 * Same-sex education, the practice of conducting education where male and female students attend separate classes
 * Same-sex marriage, the marriage between two people of the same sex
 * Same-sex relationship, a relationship between two persons of the same sex, in diverse forms