Old Blind Dogs
- Modern Scottish folk band. Includes biographies, album information, history, and concert dates.
- http://www.oldblinddogs.co.uk/

Oberzan, Zachary
- Includes information on his albums, a biography, and reviews.
- http://www.zacharyoberzan.com/

Osbourne, Elle
- Singer and fiddle player. Includes biography, tour dates, photographs, and information on her recordings.
- http://www.elleo.com/

Olafson, Lowry
- Canadian singer-songwriter. Includes gig dates, mp3 samples, lyrics, and concert dates.
- http://lowryolafson.com/