O'Connor
- Burdett O'Connor Province
- Division of O'Connor
- O'Conner
- O'Connor (surname)
- O'Connor Airlines
- O'Connor Drive
- O'Connor Island
- O'Connor Sligo
- O'Connor v. Donaldson
- O'Connor v. Ortega
- O'Connor, Australian Capital Territory
- O'Connor, Nebraska
- O'Connor, Ontario
- O'Connor, Western Australia
- O'Conor
- Port O'Connor, Texas
- Sandra Day O'Connor High School (Arizona)
- Sandra Day O'Connor High School (Helotes, Texas)
- Senator O'Connor College School