Buchautoren mit o
von Patrick O'Brian bis Donal B. O'Shea
- Patrick O'Brian
- Edna O'Brien
- Flann O'Brien
- Michael O'Brien
- Tim O'Brien
- Linda O'Bryan
- Mairtin O'Cadhain
- Paraic O'Conaire
- Carol O'Connell
- John O'Connell
- Mark O'Connell
- Barbara O'Connor
- Flannery O'Connor
- Joseph O'Connor
- Tawni O'Dell
- Edward T. O'Donnell
- Lisa O'Donnell
- Peter O'Donnell
- Bernard O'Donoghue
- Caroline O'Donoghue
- John O'Donohue
- Nuala O'Faolain
- Maggie O'Farrell
- Maggie O'Farrell
- Catherine O'Flynn
- Timothy O'Grady
- Andrew O'Hagan
- John O'Hara
- Mick O'Hare
- Eugene O'Kelly
- Shane O'Mara
- Stewart O'Nan
- Cathy O'Neil
- Christine O'Neill
- Jamie O'Neill
- Joseph O'Neill
- Louise O'Neill
- Marian O'Neill
- Michael O'Neill
- Tony O'Neill
- Bill O'Reilly
- Kate O'Riordan
- P.J. O'Rourke
- Kate O'Shaugnessy
- Donal B. O'Shea