NHL-pelaajat joiden sukunimi alkaa O‑kirjaimella
| Nimi | PP | Syntymäaika | Syntymäkaupunki | Syntymämaa | O | M | S | P | RM |
 | O'Brien, Dennis | P | 10.06.1949 | Port Hope, Ontario | Kanada | 592 | 31 | 91 | 122 | 1017 |
 | O'Brien, Doug | P | 16.02.1984 | St. John's, Newfoundland ja Labrador | Kanada | 5 | 0 | 0 | 0 | 2 |
 | O'Brien, Ellard 'Obie' | H | 27.05.1930 | St. Catharines, Ontario | Kanada | 2 | 0 | 0 | 0 | 0 |
 | O'Brien, Jim | H | 29.01.1989 | Maplewood, Minnesota | Yhdysvallat | 63 | 8 | 4 | 12 | 14 |
 | O'Brien, Shane | P | 09.08.1983 | Port Hope, Ontario | Kanada | 483 | 13 | 75 | 88 | 853 |
 | O'Byrne, Ryan | P | 19.07.1984 | Victoria, Brittiläinen Kolumbia | Kanada | 308 | 5 | 34 | 39 | 369 |
 | O'Callahan, Jack | P | 24.07.1957 | Charlestown, Massachusetts | Yhdysvallat | 389 | 27 | 104 | 131 | 541 |
 | O'Connell, Mike | P | 25.11.1955 | Chicago, Illinois | Yhdysvallat | 860 | 105 | 334 | 439 | 605 |
 | O'Connor, Herbert 'Buddy' | H | 21.06.1916 | Montreal, Québec | Kanada | 509 | 140 | 257 | 397 | 34 |
 | O'Connor, Myles | P | 02.04.1967 | Calgary, Alberta | Kanada | 43 | 3 | 4 | 7 | 69 |
 | O'Donnell, Fred | H | 06.12.1949 | Kingston, Ontario | Kanada | 115 | 15 | 11 | 26 | 98 |
 | O'Donnell, Sean | P | 13.10.1971 | Ottawa, Ontario | Kanada | 1224 | 31 | 198 | 229 | 1809 |
 | O'Donoghue, Don | H | 27.08.1949 | Kingston, Ontario | Kanada | 125 | 18 | 17 | 35 | 35 |
 | O'Dwyer, Bill | H | 25.01.1960 | Boston, Massachusetts | Yhdysvallat | 120 | 9 | 13 | 22 | 108 |
 | O'Flaherty, Gerry | H | 31.08.1950 | Pittsburgh, Pennsylvania | Yhdysvallat | 438 | 99 | 95 | 194 | 168 |
 | O'Flaherty, John 'Peanuts' | H | 10.04.1918 | Toronto, Ontario | Kanada | 21 | 5 | 1 | 6 | 0 |
 | O'Grady, George | H | 08.06.1892 | Montreal, Québec | Kanada | 4 | 0 | 0 | 0 | 0 |
 | O'Marra, Ryan | H | 09.06.1987 | Tokyo | Japani | 33 | 1 | 6 | 7 | 17 |
 | O'Neil, Paul | H | 24.08.1953 | Charlestown, Massachusetts | Yhdysvallat | 6 | 0 | 0 | 0 | 0 |
 | O'Neill, Jeff | H | 23.02.1976 | Richmond Hill, Ontario | Kanada | 821 | 237 | 259 | 496 | 670 |
 | O'Neill, Jim Peggy | H | 03.04.1913 | Semans, Saskatchewan | Kanada | 156 | 6 | 30 | 36 | 109 |
 | O'Neill, Mike | M | 03.11.1967 | LaSalle, Québec | Kanada | 21 | 0 | 0 | 0 | 0 |
 | O'Neill, Tom | H | 28.09.1923 | Deseronto, Ontario | Kanada | 66 | 10 | 12 | 22 | 53 |
 | O'Neill, Wes | P | 03.03.1986 | Windsor, Ontario | Kanada | 5 | 0 | 0 | 0 | 6 |
 | O'Ree, Willie | H | 15.10.1935 | Fredericton, New Brunswick | Kanada | 45 | 4 | 10 | 14 | 26 |
 | O'Regan, Thomas | H | 29.12.1961 | Cambridge, Massachusetts | Yhdysvallat | 61 | 5 | 12 | 17 | 10 |
 | O'Reilly, Cal | H | 30.09.1986 | Toronto, Ontario | Kanada | 113 | 13 | 28 | 41 | 12 |
 | O'Reilly, Ryan | H | 07.02.1991 | Clinton, Ontario | Kanada | 265 | 45 | 82 | 127 | 50 |
 | O'Reilly, Terry | H | 07.06.1951 | Niagara Falls, Ontario | Kanada | 891 | 204 | 402 | 606 | 2095 |
 | O'Shea, Danny | H | 15.06.1945 | Toronto, Ontario | Kanada | 369 | 64 | 115 | 179 | 265 |
 | O'Shea, Kevin | H | 28.05.1947 | Toronto, Ontario | Kanada | 134 | 13 | 18 | 31 | 85 |
 | O'Sullivan, Chris | P | 15.05.1974 | Dorchester, Massachusetts | Yhdysvallat | 62 | 2 | 17 | 19 | 16 |
 | O'Sullivan, Patrick | H | 01.02.1985 | Winston-Salem, Pohjois-Carolina | Yhdysvallat | 334 | 58 | 103 | 161 | 116 |
 | Oates, Adam | H | 27.08.1962 | Weston, Ontario | Kanada | 1337 | 341 | 1079 | 1420 | 415 |
 | Oatman, Russell | H | 19.02.1905 | Tillsonburg, Ontario | Kanada | 120 | 20 | 9 | 29 | 100 |
 | Oberg, Evan | P | 16.02.1988 | Forestburg, Alberta | Kanada | 7 | 0 | 0 | 0 | 0 |
 | Obsut, Jaroslav | P | 09.03.1976 | Presov | Slovakia | 7 | 0 | 0 | 0 | 2 |
 | Oddleifson, Chris | H | 07.09.1950 | Brandon, Manitoba | Kanada | 524 | 95 | 191 | 286 | 464 |
 | Odelein, Lyle | P | 21.07.1968 | Quill Lake, Saskatchewan | Kanada | 1056 | 50 | 202 | 252 | 2316 |
 | Odelein, Selmar | P | 11.04.1966 | Quill Lake, Saskatchewan | Kanada | 18 | 0 | 2 | 2 | 35 |
 | Odgers, Jeff | H | 31.05.1969 | Spy Hill, Saskatchewan | Kanada | 821 | 75 | 70 | 145 | 2364 |
 | Odjick, Gino | H | 07.09.1970 | Maniwaki, Québec | Kanada | 605 | 64 | 73 | 137 | 2567 |
 | Odrowski, Gerry | P | 04.10.1938 | Trout Creek, Ontario | Kanada | 309 | 12 | 19 | 31 | 111 |
 | Oduya, Johnny | P | 01.10.1981 | Tukholma | Ruotsi | 511 | 26 | 100 | 126 | 232 |
 | Ogilvie, Brian | H | 30.01.1952 | Stettler, Alberta | Kanada | 90 | 15 | 21 | 36 | 29 |
 | Ogrodnick, John | H | 20.06.1959 | Ottawa, Ontario | Kanada | 928 | 402 | 425 | 827 | 260 |
 | Öhlund, Mattias | P | 09.09.1976 | Piteå | Ruotsi | 909 | 93 | 250 | 343 | 885 |
 | Ojanen, Janne | H | 09.04.1968 | Tampere | Suomi | 98 | 21 | 23 | 44 | 28 |
 | Okerlund, Todd | H | 06.09.1964 | Burnsville, Minnesota | Yhdysvallat | 4 | 0 | 0 | 0 | 2 |
 | Okposo, Kyle | H | 16.04.1988 | St. Paul, Minnesota | Yhdysvallat | 319 | 72 | 113 | 185 | 196 |
 | Oksiuta, Roman | H | 21.08.1970 | Murmansk | Venäjä | 153 | 46 | 41 | 87 | 100 |
 | Olausson, Fredrik | P | 05.10.1966 | Dädesjö | Ruotsi | 1022 | 147 | 434 | 581 | 450 |
 | Olczyk, Ed | H | 16.08.1966 | Chicago, Illinois | Yhdysvallat | 1031 | 342 | 452 | 794 | 874 |
 | Oleksiak, Jamie | P | 21.12.1992 | Toronto, Ontario | Kanada | 16 | 0 | 2 | 2 | 14 |
 | Oleksy, Steve | P | 04.02.1986 | Chesterfield, Michigan | Yhdysvallat | 28 | 1 | 8 | 9 | 33 |
 | Oleschuk, Bill | M | 20.07.1955 | Edmonton, Alberta | Kanada | 55 | 0 | 0 | 0 | 14 |
 | Olesevich, Dan | M | 16.09.1937 | Port Colborne, Ontario | Kanada | 1 | 0 | 0 | 0 | 0 |
 | Olesz, Rostislav | H | 10.10.1985 | Bilovec | Tšekki | 355 | 57 | 75 | 132 | 118 |
 | Oliver, David | H | 17.04.1971 | Sechelt, Brittiläinen Kolumbia | Kanada | 233 | 49 | 49 | 98 | 84 |
 | Oliver, Harry | H | 26.10.1898 | Selkirk, Manitoba | Kanada | 463 | 127 | 85 | 212 | 147 |
 | Oliver, Murray | H | 14.11.1937 | Hamilton, Ontario | Kanada | 1127 | 274 | 454 | 728 | 320 |
 | Oliwa, Krzysztof | H | 12.04.1973 | Tychy | Puola | 410 | 17 | 28 | 45 | 1447 |
 | Olmstead, Bert | H | 04.09.1926 | Sceptre, Saskatchewan | Kanada | 848 | 181 | 421 | 602 | 884 |
 | Olsen, Darryl | P | 07.10.1966 | Calgary, Alberta | Kanada | 1 | 0 | 0 | 0 | 0 |
 | Olsen, Dylan | P | 03.01.1991 | Salt Lake City, Utah | Yhdysvallat | 28 | 0 | 1 | 1 | 6 |
 | Olson, Dennis | H | 09.11.1934 | Kenora, Ontario | Kanada | 4 | 0 | 0 | 0 | 0 |
 | Olson, Josh | H | 13.07.1981 | Grand Forks, Pohjois-Dakota | Yhdysvallat | 5 | 1 | 0 | 1 | 0 |
 | Olsson, Christer | P | 24.07.1970 | Arboga | Ruotsi | 56 | 4 | 12 | 16 | 24 |
 | Olvecky, Peter | H | 11.10.1985 | Nove Zamky | Slovakia | 32 | 2 | 5 | 7 | 12 |
 | Olver, Mark | H | 01.01.1988 | Burnaby, Brittiläinen Kolumbia | Kanada | 74 | 10 | 12 | 22 | 39 |
 | Ölvestad, Jimmie | H | 16.02.1980 | Tukholma | Ruotsi | 111 | 3 | 14 | 17 | 40 |
 | Omark, Linus | H | 05.02.1987 | Övertorneå | Ruotsi | 65 | 8 | 22 | 30 | 34 |
 | Ondrus, Ben | H | 25.06.1982 | Sherwood Park, Alberta | Kanada | 52 | 0 | 2 | 2 | 77 |
 | Orban, Bill | H | 20.02.1944 | Regina, Saskatchewan | Kanada | 114 | 8 | 15 | 23 | 67 |
 | Oreskovic, Phil | P | 26.01.1987 | North York, Ontario | Kanada | 10 | 1 | 1 | 2 | 21 |
 | Oreskovich, Victor | H | 15.08.1986 | Whitby, Ontario | Kanada | 67 | 2 | 7 | 9 | 41 |
 | Orlando, Gates | H | 13.11.1962 | Montreal, Québec | Kanada | 98 | 18 | 26 | 44 | 51 |
 | Orlando, Jimmy | P | 27.02.1916 | Montreal, Québec | Kanada | 199 | 7 | 24 | 31 | 375 |
 | Orleski, Dave | H | 26.12.1959 | Edmonton, Alberta | Kanada | 2 | 0 | 0 | 0 | 0 |
 | Orlov, Dmitry | P | 23.07.1991 | Novokuznetsk | Venäjä | 65 | 3 | 17 | 20 | 18 |
 | Orpik, Brooks | P | 26.09.1980 | San Francisco, Kalifornia | Yhdysvallat | 631 | 11 | 108 | 119 | 688 |
 | Orr, Bobby | P | 20.03.1948 | Parry Sound, Ontario | Kanada | 657 | 270 | 645 | 915 | 953 |
 | Orr, Colton | H | 03.03.1982 | Winnipeg, Manitoba | Kanada | 422 | 12 | 12 | 24 | 1076 |
 | Orszagh, Vladimir | H | 24.05.1977 | Banska Bystrica | Slovakia | 289 | 54 | 65 | 119 | 194 |
 | Ortmeyer, Jed | H | 03.09.1978 | Omaha, Nebraska | Yhdysvallat | 345 | 22 | 31 | 53 | 161 |
 | Osala, Oskar | H | 26.12.1987 | Vaasa | Suomi | 3 | 0 | 0 | 0 | 0 |
 | Osborne, Keith | H | 02.04.1969 | Toronto, Ontario | Kanada | 16 | 1 | 3 | 4 | 16 |
 | Osborne, Mark | H | 13.08.1961 | Toronto, Ontario | Kanada | 919 | 212 | 319 | 531 | 1152 |
 | Osburn, Randy | H | 26.11.1952 | Collingwood, Ontario | Kanada | 27 | 0 | 2 | 2 | 0 |
 | Osgood, Chris | M | 26.11.1972 | Peace River, Alberta | Kanada | 744 | 1 | 19 | 20 | 137 |
 | Oshie, T.J. | H | 23.12.1986 | Mt. Vernon, Washington | Yhdysvallat | 292 | 70 | 125 | 195 | 146 |
 | Osiecki, Mark | P | 23.07.1968 | St. Paul, Minnesota | Yhdysvallat | 93 | 3 | 11 | 14 | 43 |
 | Otevrel, Jaroslav | H | 16.09.1968 | Zlin | Tšekki | 16 | 3 | 4 | 7 | 2 |
 | Ott, Steve | H | 19.08.1982 | Summerside, Prinssi Edwardin saari | Kanada | 614 | 94 | 150 | 244 | 1263 |
 | Otto, Joel | H | 29.10.1961 | Elk River, Minnesota | Yhdysvallat | 943 | 195 | 313 | 508 | 1934 |
 | Ouellet, Maxime | M | 17.06.1981 | Beauport, Québec | Kanada | 12 | 0 | 1 | 1 | 2 |
 | Ouellet, Michel | H | 05.03.1982 | Rimouski, Québec | Kanada | 190 | 52 | 64 | 116 | 58 |
 | Ouellette, Eddie | H | 09.03.1911 | Ottawa, Ontario | Kanada | 43 | 3 | 2 | 5 | 11 |
 | Ouellette, Gerry | H | 01.11.1938 | Grand Falls, New Brunswick | Kanada | 34 | 5 | 4 | 9 | 0 |
 | Ouimet, Ted | M | 06.07.1947 | Rouyn-Noranda, Québec | Kanada | 1 | 0 | 0 | 0 | 0 |
 | Ovechkin, Alexander | H | 17.09.1985 | Moskova | Venäjä | 601 | 371 | 364 | 735 | 408 |
 | Owchar, Dennis | P | 28.03.1953 | Dryden, Ontario | Kanada | 288 | 30 | 85 | 115 | 200 |
 | Owen, George | P | 12.02.1901 | Hamilton, Ontario | Kanada | 183 | 44 | 33 | 77 | 151 |
 | Oystrick, Nathan | P | 17.12.1982 | Regina, Saskatchewan | Kanada | 65 | 5 | 10 | 15 | 61 |
 | Ozolinsh, Sandis | P | 03.08.1972 | Sigulda | Latvia | 875 | 167 | 397 | 564 | 638 |