- Ceceilla Ochs
- Machelle Ochs (Braddock)
- Maria Ochs
- Mike Ochs
- Alison Maureen O'Leary
- Brian O'Leary
- Celine Marie O'Leary
- Daniel Joseph O'Leary
- David O'Leary
- Dennis Michael O'Leary
- Dollaine O'Leary
- Erin Marie O'Leary
- Ian David O'Leary
- Ian O'Leary (McGoldrick)
- James O'Leary
- James Brian O'Leary
- James Patrick O'Leary
- Kathleen Mary O'Leary
- Keenan Michael O'Leary
- Kevin Thomas O'Leary
- Kevin Joseph O'Leary
- Leo O'Leary
- Marianne O'Leary
- Mary O'Leary (Keenan)
- Mary O'Leary (Workman)
- Mary Beth O'Leary
- Michael Brien O'Leary
- Mortimer O'Leary
- Neale O'Leary
- Raymond O'Leary
- Richard O'Leary
- Richard Philip O'Leary
- Richard Thomas O'Leary
- Sean Patrick O'Leary
- Thomas Sean O'Leary
- Timothy O'Leary
- The O'Leary Tree
- Margaret O'Rourke
- Elizabeth O'Rourke (McNally)