Creator
- O'Sullivan, Abigail R.1
- Obert, Sean1
- Obringer, Marci Lyn1
- Obringer, Paul1
- Ochoa, Julieth1
- Odell, Nicholas Peter1
- Ofokansi, Obiora Christopher1
- Ogasian, Jason R.1
- Ogren, Fiona Marguerite1
- Ogren, Liam Michael1
- Ohlson, Jonathan Fuller1
- Okafor, Chisom Jerry1
- Olecki, Daniel1
- Olecki, Daniel Joseph1
- Oliver, Erik S.1
- Olson, Giovanna Cutietta1
- Oo, Wut Yee1
- Orlando, Ryan Neil1
- Orsi, Edward Paul1
- Ortiz, Miguel Antonio1