Football Card Singles - By Player Last Name
- Oakley, Annie
- Oakman, Shawn
- Obama, Barack
- Obomanu, Ben
- O'Brien, Ken
- Ochocinco, Chad
- Ochs, Craig
- O'Connell, Kevin
- O'Connor, Tyler
- Odighizuwa, Owamagbe
- Odom, Antwan
- Odomes, Nate
- O'Donnell, Neil
- Ogbah, Emmanuel
- Ogbonnaya, Chris
- Ogbuehi, Cedric
- Ogden, Jonathan
- Ogletree, Alec
- Ogletree, Kevin
- Ogunbowale, Dare
- Ohalete, Ifeanyi
- Ojo, Onomo
- Okafor, Alex
- Okam, Frank
- Okeafor, Chike
- Okoronkwo, Ogbonnia
- Okoye, Amobi
- Okoye, Christian
- Okung, Russell
- Okwo, Michael
- O'Leary, Nick
- Olinger, Jon
- Oliver, Branden
- Oliver, Isaiah
- Oliver, Louis
- Olsen, Greg
- Olsen, Merlin
- Olson, Drew
- Omon, Xavier
- O'Neal, Deltha
- Onobun, Fendi
- Onwualu, James
- Orakpo, Brian
- Orchard, Nate
- Orlovsky, Dan
- Orr, Jimmy
- Orr, Jonathan
- Orr, Nick
- Orr, Raheem
- Orton, Kyle
- Osemele, Kelechi
- Osgood, Kassim
- Ostrander, T.C.
- O'Sullivan, J.T.
- Osweiler, Brock
- Otah, Jeff
- Otten, Ryan
- Otto, Jim
- Outlaw, J.J.
- Owens, Chad
- Owens, Mel
- Owens, Steve
- Owens, Terrell
- Owusu-Ansah, Akwasi