| Player Name |
Pos. |
Birthdate |
Birthplace |
NHL Years |
| Dennis O'Brien |
D |
06/10/1949 |
Port Hope, ONT |
1970-1980 |
| Doug O'Brien |
D |
02/16/1984 |
St. John's, NFLD |
2005-2006 |
| Ellard "Obie" O'Brien |
D |
05/27/1930 |
St. Catharines, ONT |
1955-1956 |
| Shane O'Brien |
D |
08/09/1983 |
Port Hope, ONT |
2006-2008 |
| Ryan O'Byrne |
D |
07/19/1984 |
Victoria, BC |
2007-2008 |
| Jack O'Callahan |
D |
07/24/1957 |
Charlestown, MA |
1982-1989 |
| Mike O'Connell |
D |
11/25/1955 |
Chicago, IL |
1977-1990 |
| Herbert "Buddy" O'Connor |
C |
06/21/1916 |
Montreal, PQ |
1941-1951 |
| Myles O'Connor |
D |
04/02/1967 |
Calgary, ALTA |
1990-1994 |
| Fred O'Donnell |
L |
12/06/1949 |
Kingston, ONT |
1972-1974 |
| Sean O'Donnell |
D |
10/31/1971 |
Ottawa, ONT |
1994-2008 |
| Don O'Donoghue |
F |
08/27/1949 |
Kingston, ONT |
1969-1972 |
| Billy O'Dwyer |
F |
01/25/1960 |
South Boston, MA |
1983-1990 |
| Gerry O'Flaherty |
R |
08/31/1950 |
Pittsburgh, PA |
1971-1979 |
| John "Peanuts" O'Flaherty |
L |
04/10/1918 |
Toronto, ONT |
1940-1942 |
| George O'Grady |
|
|
|
1917-1918 |
| Paul O'Neil |
C |
08/24/1953 |
Boston, MA |
1973-1976 |
| Jeff O'Neill |
C |
02/23/1976 |
King City, ONT |
1995-2007 |
| Jim "Peggy" O'Neill |
R |
|
Semans, SASK |
1933-1942 |
| Mike O'Neill |
G |
11/03/1967 |
Montreal, PQ |
1991-1997 |
| Tom "Windy" O'Neill |
|
|
|
1943-1945 |
| Willie O'Ree |
R |
10/15/1935 |
Fredericton, NB |
1957-1961 |
| Tom O'Regan |
F |
12/29/1961 |
Cambridge, MA |
1983-1986 |
| Terry O'Reilly |
R |
06/07/1951 |
Niagara Falls, ONT |
1971-1985 |
| Danny O'Shea |
C |
06/15/1945 |
Ajax, ONT |
1968-1973 |
| Kevin O'Shea |
F |
05/28/1947 |
Toronto, ONT |
1970-1973 |
| Chris O'Sullivan |
D |
05/15/1974 |
Dorchester, MA |
1996-2003 |
| Patrick O'Sullivan |
C |
02/01/1985 |
Winston-Salem, NC |
2006-2008 |
| Adam Oates |
C |
08/27/1962 |
Weston, ONT |
1985-2004 |
| Russell Oatman |
L |
02/19/1905 |
Tillsonburg, ONT |
1926-1929 |
| Jaroslav Obsut |
R |
03/09/1976 |
Presov, Slovakia |
2000-2002 |
| Chris Oddleifson |
R |
09/07/1950 |
Brandon, MAN |
1972-1981 |
| Lyle Odelein |
D |
07/21/1968 |
Quill Lake, SASK |
1989-2006 |
| Selmar Odelein |
D |
04/11/1966 |
Quill Lake, SASK |
1985-1989 |
| Jeff Odgers |
R |
05/31/1969 |
Spy Hill, SASK |
1991-2003 |
| Gino Odjick |
L |
09/07/1970 |
Maniwaki, PQ |
1990-2002 |
| Gerry Odrowski |
D |
10/04/1938 |
Trout Creek, ONT |
1960-1972 |
| Johnny Oduya |
D |
10/01/1981 |
Stockholm, Sweden |
2006-2008 |
| Brian Ogilvie |
F |
01/30/1952 |
Stettler, ALTA |
1972-1979 |
| John Ogrodnick |
R |
06/20/1959 |
Edmonton, ALTA |
1979-1993 |
| Mattias Ohlund |
D |
09/09/1976 |
Pitea, Sweden |
1997-2008 |
| Janne Ojanen |
C |
04/09/1968 |
Tampere, Finland |
1988-1993 |
| Todd Okerlund |
R |
09/06/1964 |
Burnsville, MN |
1987-1988 |
| Kyle Okposo |
R |
04/16/1988 |
St. Paul, MN |
2007-2008 |
| Roman Oksiuta |
R |
08/21/1970 |
Murmansk, Russia |
1993-1997 |
| Fredrik Olausson |
D |
10/05/1966 |
Dadesjo, Sweden |
1986-2003 |
| Ed Olczyk |
C |
08/16/1966 |
Chicago, IL |
1984-2000 |
| Bill Oleschuk |
G |
07/20/1955 |
Edmonton, ALTA |
1975-1980 |
| Danny Olesevich |
G |
|
|
1961-1962 |
| Rostislav Olesz |
C |
10/10/1985 |
Bilovec, Czech Rep. |
2005-2008 |
| David Oliver |
R |
04/17/1971 |
Sechelt, BC |
1994-2006 |
| Harry Oliver |
R |
10/26/1900 |
Selkirk, MAN |
1926-1937 |
| Murray Oliver |
C |
11/14/1937 |
Hamilton, ONT |
1957-1975 |
| Krzysztof Oliwa |
L |
04/12/1973 |
Tychy, Poland |
1996-2006 |
| Bert Olmstead |
R |
09/04/1926 |
Scepter, SASK |
1948-1962 |
| Darryl Olsen |
D |
10/07/1966 |
Calgary, ALTA |
1991-1992 |
| Dennis Olson |
C |
11/09/1934 |
Kenora, ONT |
1957-1958 |
| Josh Olson |
L |
07/13/1981 |
Fargo, ND |
2003-2004 |
| Christer Olsson |
D |
07/24/1970 |
Arbiga, Sweden |
1995-1997 |
| Jimmie Olvestad |
R |
02/16/1980 |
Stockholm, Sweden |
2001-2003 |
| Ben Ondrus |
R |
06/25/1982 |
Sherwood Park, ALTA |
2005-2008 |
| Bill Orban |
L |
09/10/1939 |
Regina, SASK |
1967-1970 |
| Gates Orlando |
F |
11/16/1962 |
Montreal, PQ |
1984-1987 |
| Jimmy Orlando |
D |
02/27/1910 |
Montreal, PQ |
1936-1943 |
| Dave Orleski |
L |
12/26/1959 |
Edmonton, ALTA |
1980-1982 |
| Brooks Orpik |
D |
09/26/1980 |
San Francisco, CA |
2002-2008 |
| Bobby Orr |
D |
03/20/1948 |
Parry Sound, ONT |
1966-1979 |
| Colton Orr |
R |
03/03/1982 |
Winnipeg, MAN |
2003-2008 |
| Vladimir Orszagh |
R |
05/24/1977 |
Banska Bystrica, Slovakia |
1997-2006 |
| Jed Ortmeyer |
W |
09/03/1978 |
Omaha, NE |
2003-2008 |
| Keith Osborne |
R |
04/02/1969 |
Toronto, ONT |
1989-1993 |
| Mark Osborne |
L |
08/13/1961 |
Toronto, ONT |
1981-1995 |
| Randy Osburn |
F |
11/26/1952 |
Collingwood, ONT |
1972-1975 |
| Chris Osgood |
G |
11/26/1972 |
Peace River, ALTA |
1993-2008 |
| Mark Osiecki |
D |
07/23/1968 |
St. Paul, MN |
1991-1993 |
| Jaroslav Otevrel |
L |
09/16/1968 |
Zlin, Czech |
1992-1994 |
| Steve Ott |
C |
08/19/1982 |
Summerside, PEI |
2002-2008 |
| Joel Otto |
C |
10/29/1961 |
St. Cloud, MN |
1984-1998 |
| Maxime Ouellet |
G |
06/17/1981 |
Beauport, PQ |
2000-2006 |
| Michel Ouellet |
R |
03/05/1982 |
Rimouski, PQ |
2005-2008 |
| Eddie Ouellette |
L |
|
Ottawa, ONT |
1935-1936 |
| Gerry Ouellette |
R |
11/01/1938 |
Grand Falls, NB |
1960-1961 |
| Ted Ouimet |
G |
07/06/1947 |
Rouyn-Noranda, PQ |
1968-1969 |
| Alexander Ovechkin |
L |
09/17/1985 |
Moscow, Russia |
2005-2008 |
| Dennis Owchar |
D |
03/28/1953 |
Dryden, ONT |
1974-1980 |
| George Owen |
D |
|
Hamilton, ONT |
1928-1933 |
| Sandis Ozolinsh |
D |
08/03/1972 |
Riga, Latvia |
1992-2008 |
|
NHL Player list for the letter o