O'Neill, Andrew
- Includes biography, schedule, gallery and original writings.
- http://www.andrewoneill.co.uk

Obeidallah, Dean
- Stand up comic deals with political and social issues. Biography, schedule, photos and details of the presentation, "Standup for Peace".
- http://www.deanofcomedy.com/

Osborn, Richard Daryl
- An impressionist and stand up comedian based in California. Includes a biography, audio clip, and photos.
- http://www.richarddarylosborn.com

Oswalt, Patton
- Nationally touring performer based in California. Schedule, diary, news and contact details included.
- http://www.pattonoswalt.com/

Ozborn, Joel
- Australian entertainer performing Internationally. Includes photos, biography, upcoming schedule and booking information.
- http://www.joelozborn.com/Default.html

Orr, Barbie Kristine
- Comedienne from Hollywood, California providing photos, resume, video clips, and contact information.
- http://www.barbie.actorsite.com/