News Wires, White Papers, and Books
- Oppenheimer, Alan 1930–
- Orbison, Roy
- Orbit, William
- Orchestra Baobab
- Orchestral Manoeuvres in the Dark
- Orent, Kerry
- Orlandersmith, Dael 1959–
- Orlandi, Daniel
- Orman, Roscoe
- Ormond, Julia 1965–
- Orr, Corinne
- Orrico, Stacie
- Orser, Leland 1960–
- Ortega, Katherine D.: 1934—: Former Government Official, Banker, Accountant
- Orth, Zak 1970–
- Ortiz Cofer, Judith: 1952—: Poet, Novelist, Educator
- Ortlieb, Jim
- Osborne, Holmes 1952–
- Osborne, Jeffrey 1948–
- Osborne, Kent