| Name | Tour Index | Trend Index | Number of scores | |
|---|---|---|---|---|
| Olszewski, Nick | No handicap yet | No trend yet | No scores yet | Details |
| Olthoff, Steve | No handicap yet | No trend yet | 3 scores | Details |
| Omachi, Ron | No handicap yet | 13.0 | 20 scores | Details |
| Omahen, Joseph | No handicap yet | No trend yet | No scores yet | Details |
| O'Malley, Dan | No handicap yet | No trend yet | 3 scores | Details |
| OMara, Shane | No handicap yet | No trend yet | No scores yet | Details |
| Omelio, Dan | No handicap yet | No trend yet | No scores yet | Details |
| Onate, Rene | No handicap yet | No trend yet | 2 scores | Details |
| Ondrejko, Ryan | No handicap yet | 6.5 | 5 scores | Details |
| Ondriezek, Jason | No handicap yet | 4.0 | 36 scores | Details |
| ONeal, Joey | No handicap yet | No trend yet | No scores yet | Details |
| ONeal, Shannon | No handicap yet | No trend yet | 1 score | Details |
| O'Neil, Andrew | No handicap yet | 13.0 | 145 scores | Details |
| ONeil, James | No handicap yet | No trend yet | No scores yet | Details |
| O'Neil, Jonathan | No handicap yet | 25.5 | 10 scores | Details |
| ONeil, Kenneth | No handicap yet | 23.3 | 101 scores | Details |
| ONeill, Bob | No handicap yet | 5.8 | 14 scores | Details |
| ONeil, Mike | No handicap yet | No trend yet | No scores yet | Details |
| ONeil, Tom | No handicap yet | No trend yet | No scores yet | Details |
| Onesto, Christopher | No handicap yet | No trend yet | 3 scores | Details |
| Ono, Kotaro | No handicap yet | 2.7 | 11 scores | Details |
| Onstot, Chad | No handicap yet | 4.9 | 13 scores | Details |
| Ontiveros, Frank | No handicap yet | 11.9 | 40 scores | Details |
| Oost, James | No handicap yet | No trend yet | No scores yet | Details |
| Openshaw, Tim | No handicap yet | 12.4 | 25 scores | Details |
| Opland, Dain | No handicap yet | No trend yet | No scores yet | Details |
| Oppenheimer, Julius | No handicap yet | 7.7 | 6 scores | Details |
| O'Prey, Terry | No handicap yet | 12.2 | 4 scores | Details |
| Oquendo, Carl | No handicap yet | No trend yet | No scores yet | Details |
| Oraha, Victoria | No handicap yet | No trend yet | No scores yet | Details |
| Oran, Dale | No handicap yet | No trend yet | No scores yet | Details |
| Orban, Robert | No handicap yet | No trend yet | 2 scores | Details |
| Orcutt, Doug | No handicap yet | 14.0 | 17 scores | Details |
| O'Regan, Alan | No handicap yet | No trend yet | No scores yet | Details |
| O'Reilly, Michael | No handicap yet | 13.6 | 53 scores | Details |
| Orellana, Collin | No handicap yet | No trend yet | No scores yet | Details |
| Ore, Segun | No handicap yet | 21.2 | 66 scores | Details |
| Oreste, Phil | No handicap yet | 11.7 | 9 scores | Details |
| Orf, Cullin | No handicap yet | No trend yet | 1 score | Details |
| Orihuela, Jorge | No handicap yet | 3.9 | 8 scores | Details |
| Orlando Hernandez 2 | No handicap yet | No trend yet | No scores yet | Details |
| Orlando, John | No handicap yet | No trend yet | No scores yet | Details |
| Ormand, Rob | No handicap yet | 4.3 | 13 scores | Details |
| Ormiston, Glenn | No handicap yet | No trend yet | No scores yet | Details |
| Ormson, Kerry | No handicap yet | No trend yet | 3 scores | Details |
| Ornelas, Charles | No handicap yet | 5.9 | 22 scores | Details |
| Ornelas, Charles1 | No handicap yet | No trend yet | No scores yet | Details |
| Orosco, Christopher | No handicap yet | No trend yet | No scores yet | Details |
| Orozco, Frank | No handicap yet | No trend yet | 3 scores | Details |
| Orozco, Jeremy | No handicap yet | No trend yet | No scores yet | Details |
| Orozco, Sergio | No handicap yet | 1.9 | 4 scores | Details |
| Orphal, Jeffrey | No handicap yet | 14.2 | 36 scores | Details |
| Orris, Jay | No handicap yet | No trend yet | No scores yet | Details |
| Orrison, Frank | No handicap yet | 10.5 | 29 scores | Details |
| Orr, Mo | No handicap yet | No trend yet | No scores yet | Details |
| Ortega, Joe | No handicap yet | 15.0 | 88 scores | Details |
| Ortego, David | No handicap yet | 2.2 | 64 scores | Details |
| Ortegon, Richard | No handicap yet | No trend yet | No scores yet | Details |
| Ortez, Ronnie | No handicap yet | No trend yet | No scores yet | Details |
| Orthman, Michael | No handicap yet | 20.1 | 21 scores | Details |
| Ortiz, Angelo | No handicap yet | 14.0 | 60 scores | Details |
| Ortiz Colon, Jose | No handicap yet | No trend yet | No scores yet | Details |
| Ortiz, Eduardo | No handicap yet | 15.0 | 77 scores | Details |
| Ortiz, John | No handicap yet | 25.3 | 85 scores | Details |
| Ortiz, Robert | No handicap yet | 20.6 | 60 scores | Details |
| Ortiz, Russ | No handicap yet | No trend yet | No scores yet | Details |
| Ortiz Sr., Manuel | No handicap yet | No trend yet | 1 score | Details |
| Ortolani, Fred | No handicap yet | 25.8 | 65 scores | Details |
| Ortolano, Michael | No handicap yet | 14.7 | 5 scores | Details |
| Ortolaza, Jorge | No handicap yet | 26.7 | 89 scores | Details |
| Ort, William | No handicap yet | No trend yet | No scores yet | Details |
| Osborn, Bill | No handicap yet | No trend yet | 1 score | Details |
| Osborn, Bill1 | No handicap yet | No trend yet | No scores yet | Details |
| Osborne, Charles | No handicap yet | No trend yet | No scores yet | Details |
| Osborne, Ed | No handicap yet | 23.4 | 5 scores | Details |
| Osborne, Gerard | No handicap yet | 19.2 | 56 scores | Details |
| Osborne, Ian | No handicap yet | 8.1 | 18 scores | Details |
| Osborne, John | No handicap yet | 19.3 | 23 scores | Details |
| osborne, marty | No handicap yet | No trend yet | No scores yet | Details |
| Osborne, Neill | No handicap yet | 6.8 | 17 scores | Details |
| Osborne, Patrick | No handicap yet | 6.9 | 24 scores | Details |
| osborne, scott | No handicap yet | No trend yet | No scores yet | Details |
| Osceola, Marcellus | No handicap yet | No trend yet | No scores yet | Details |
| O'Shaughnessy, Patrick | No handicap yet | No trend yet | No scores yet | Details |
| Oshay, Zachary | No handicap yet | No trend yet | No scores yet | Details |
| O'Shea, Dan | No handicap yet | 26.5 | 188 scores | Details |
| O'Shields, Lee | No handicap yet | No trend yet | 3 scores | Details |
| Osofisan, Isaiah | No handicap yet | No trend yet | 2 scores | Details |
| Osowski, Glenn | No handicap yet | No trend yet | 1 score | Details |
| Ospina, Alfredo | No handicap yet | 18.7 | 43 scores | Details |
| Osterberg, John | No handicap yet | No trend yet | No scores yet | Details |
| Oster, Jonathan | No handicap yet | No trend yet | No scores yet | Details |
| Ostler, Doug | No handicap yet | 8.1 | 12 scores | Details |
| Ostrander, Donnie | No handicap yet | 15.8 | 16 scores | Details |
| Ostrom, Craig | No handicap yet | 6.9 | 75 scores | Details |
| OSullivan, Michael | No handicap yet | 3.4 | 4 scores | Details |
| Oswald, Thomas | No handicap yet | No trend yet | No scores yet | Details |
| Oswalt, Jack | No handicap yet | No trend yet | No scores yet | Details |
| Oswalt, Jon | No handicap yet | No trend yet | No scores yet | Details |
| Oswalt, Keith | No handicap yet | No trend yet | No scores yet | Details |