O
- Achy Obejas (b. 1956), Cuban-American author, wrote Memory Mambo (1996)
- Frank O'Hara (1926–1966), American poet
- Sheila Ortiz Taylor (b. 1939), Chicana author
- Joe Orton (1933–1967), English playwright, wrote Loot (1966)
- Wilfred Owen (1893–1918), English poet
Read more about this topic: List Of LGBT Writers