A
- Moisés Agosto (b. 1965), Puerto Rican author, wrote Nocturnos y otros desamparos (2007)
- Magali Alabau (b. 1945), Cuban poet
- Francisco X. Alarcón (b. 1954), Chicano poet
- Edward Albee (b. 1928), American author, wrote Who's Afraid of Virginia Woolf? (1962)
- Paula Gunn Allen (1939–2008), Native American author
- Dorothy Allison (b. 1949), American author, wrote Bastard Out of Carolina (1992)
- Lisa Alther (b. 1944), American author
- Albalucía Angel (b. 1939), Colombian author
- Gloria Anzaldúa (1942–2004), Chicana author, wrote Borderlands/La Frontera: The New Mestiza (1987)
- Carlos Arcidiácono (b. 1929), Argentine author
- Reinaldo Arenas (1943–1990), Cuban author, wrote Before Night Falls
- Rafael Arévalo Martínez (1884–1975), Guatemalan author
- Bernardo Arias Trujillo (1903–1938), Colombian author
- Rane Arroyo (b. 1954), Puerto Rican poet, wrote Pale Ramón (1998)
- John Ashbery (b. 1927), American poet
- W. H. Auden (1907–1973), English poet
- Walmir Ayala (b. 1933), Brazilian writer
- Manuel Azaña (1880–1940), Spanish writer
Read more about this topic: List Of LGBT Writers