| Player | Position | Last Season | Birthdate | Country |
| O'Flaherty, Gerry | L | 1978-1979 | 08/31/1950 | USA |
| O'Sullivan, Chris | D | 2002-2003 | 05/15/1974 | USA |
| Oliwa, Krzysztof | L | 2005-2006 | 04/12/1973 | POL |
| Olsen, Darryl | D | 1991-1992 | 10/07/1966 | CAN |
| Osiecki, Mark | D | 1992-1993 | 07/23/1968 | USA |
| Otto, Joel | C | 1997-1998 | 10/29/1961 | USA |