Jack O'Brien: Career Statistics
Position: W
Height: 6’-2”
Weight: 217 lbs
DOB: 1/1/78
Hometown: Braintree, Mass.
Previous team: Boston College High
Season totals
| Season | Team | GP | G | A | PTS | PTS/G | Pen* | PIM* | PIM/G* | PPG | SHG | GWG | ENG |
| 1999-2000 | St. Lawrence | 23 | 7 | 2 | 9 | 0.39 | — | — | — | 0 | 0 | 0 | 1 |
| 2000-2001 | St. Lawrence | 23 | 4 | 3 | 7 | 0.30 | — | — | — | 0 | 2 | 0 | 0 |
| 2001-2002 | St. Lawrence | 18 | 0 | 1 | 1 | 0.06 | — | — | — | 0 | 0 | 0 | 0 |
| 2002-2003 | St. Lawrence | 24 | 3 | 8 | 11 | 0.46 | — | — | — | 0 | 0 | 0 | 0 |
| Career Totals | 88 | 14 | 14 | 28 | 0.32 | — | — | — | 0 | 2 | 0 | 1 |
*Exhibition Games do not count in team stats.
*Penalty statistics are not available prior to the 2007-2008 season.
Game by game
| Date | Type | Opponent | G | A | PTS | Details |
| 10/11/02 | NC | @Miami | 0 | 0 | 0 | |
| 10/19/02 | NC | Michigan Tech | 1 | 0 | 1 | Scoring 3: O'Brien (Zbriger, Dupuis) 5:19 (3rd) |
| 11/09/02 | EC | @Rensselaer | 0 | 0 | 0 | |
| 11/15/02 | EC | Harvard | 0 | 0 | 0 | |
| 11/16/02 | EC | Brown | 0 | 0 | 0 | |
| 11/29/02 | NC | Northeastern | 0 | 1 | 1 | Scoring 1: Clarance (O'Brien, Lorentz) 0:59 (3rd) |
| 11/30/02 | NC | Providence | 0 | 0 | 0 | |
| 12/06/02 | NC | @UMass Lowell | 0 | 1 | 1 | Scoring 2: Clarance (O'Brien, Zeiler) 15:10 (2nd) |
| 12/07/02 | NC | @New Hampshire | 0 | 0 | 0 | |
| 12/13/02 | NC | Lake Superior | 0 | 2 | 2 | Scoring 3: Clarance (Peverley, O'Brien) 6x5 6:50 (1st) 6: Lorentz (O'Brien, Page) 15:10 (3rd) |
| 12/14/02 | NC | Lake Superior | 0 | 0 | 0 | |
| 01/04/03 | EC | Cornell | 0 | 0 | 0 | |
| 01/05/03 | EC | Colgate | 0 | 0 | 0 | |
| 01/10/03 | EC | Vermont | 0 | 0 | 0 | |
| 01/11/03 | EC | Dartmouth | 1 | 2 | 3 | Scoring 1: O'Brien (Lorentz) 12:49 (1st) 3: Page (Lorentz, O'Brien) 7:10 (2nd) 7: Zeiler (Glenn, O'Brien) 6x5 12:18 (3rd) |
| 01/18/03 | EC | @Clarkson | 0 | 1 | 1 | Scoring 1: Glenn (Lorentz, O'Brien) 6x5 15:48 (1st) |
| 01/24/03 | EC | @Colgate | 1 | 0 | 1 | Scoring 4: O'Brien (Maci, Page) 7:02 (3rd) |
| 01/25/03 | EC | @Cornell | 0 | 0 | 0 | |
| 01/31/03 | EC | Rensselaer | 0 | 0 | 0 | |
| 02/01/03 | EC | Union | 0 | 1 | 1 | Scoring 1: Lorentz (Clarance, O'Brien) 6:17 (1st) |
| 02/07/03 | EC | @Yale | 0 | 0 | 0 | |
| 02/15/03 | EC | @Vermont | 0 | 0 | 0 | |
| 02/22/03 | EC | Yale | 0 | 0 | 0 | |
| 03/07/03 | NC | @Colgate | 0 | 0 | 0 | |
| Totals | 3 | 8 | 11 |
| Date | Type | Opponent | G | A | PTS | Details |
| 10/12/01 | NC | @Michigan Tech | 0 | 0 | 0 | |
| 10/13/01 | NC | @Michigan Tech | 0 | 0 | 0 | |
| 10/19/01 | NC | @Lake Superior | 0 | 0 | 0 | |
| 10/20/01 | NC | @Lake Superior | 0 | 0 | 0 | |
| 11/03/01 | EC | @Clarkson | 0 | 0 | 0 | |
| 11/10/01 | EC | Princeton | 0 | 1 | 1 | Scoring 3: Marchetti (O'Brien, Cormier) 1:21 (2nd) |
| 11/23/01 | NC | @Providence | 0 | 0 | 0 | |
| 11/24/01 | NC | @Northeastern | 0 | 0 | 0 | |
| 12/01/01 | EC | @Brown | 0 | 0 | 0 | |
| 12/08/01 | NC | New Hampshire | 0 | 0 | 0 | |
| 12/14/01 | NC | North Dakota | 0 | 0 | 0 | |
| 12/15/01 | NC | North Dakota | 0 | 0 | 0 | |
| 01/26/02 | EC | Cornell | 0 | 0 | 0 | |
| 02/09/02 | EC | @Union | 0 | 0 | 0 | |
| 02/15/02 | EC | Brown | 0 | 0 | 0 | |
| 03/01/02 | EC | Dartmouth | 0 | 0 | 0 | |
| 03/02/02 | EC | Vermont | 0 | 0 | 0 | |
| 03/08/02 | NC | @Clarkson | 0 | 0 | 0 | |
| Totals | 0 | 1 | 1 |
| Date | Type | Opponent | G | A | PTS | Details |
| 10/13/00 | NC | @Northeastern | 1 | 0 | 1 | Scoring 1: O'Brien (unassisted) 4x5 9:34 (1st) |
| 10/20/00 | NC | vs. Holy Cross | 0 | 0 | 0 | |
| 10/21/00 | NC | @Maine | 0 | 0 | 0 | |
| 11/03/00 | NC | Quinnipiac | 0 | 0 | 0 | |
| 11/10/00 | EC | @Yale | 0 | 0 | 0 | |
| 11/11/00 | EC | @Princeton | 0 | 0 | 0 | |
| 11/18/00 | EC | Clarkson | 0 | 0 | 0 | |
| 11/24/00 | NC | @North Dakota | 0 | 0 | 0 | |
| 11/25/00 | NC | @North Dakota | 0 | 0 | 0 | |
| 12/01/00 | EC | Harvard | 0 | 0 | 0 | |
| 12/08/00 | NC | @Michigan | 0 | 0 | 0 | |
| 12/09/00 | NC | @Michigan | 0 | 0 | 0 | |
| 12/30/00 | NC | vs. Northeastern | 0 | 0 | 0 | |
| 01/13/01 | EC | @Rensselaer | 1 | 0 | 1 | Scoring 3: O'Brien (Lorentz, Daniels) 5x5 18:28 (2nd) |
| 01/19/01 | EC | Vermont | 0 | 1 | 1 | Scoring 4: Peverley (O'Brien, Desrosiers) 5x5 4:27 (3rd) |
| 01/20/01 | EC | Dartmouth | 0 | 0 | 0 | |
| 01/26/01 | EC | @Colgate | 1 | 2 | 3 | Scoring 1: Gellard (O'Brien, Anderson) 5x5 14:43 (1st) 3: Desrosiers (Lorentz, O'Brien) 5x5 13:12 (2nd) 4: O'Brien (unassisted) 4x5 7:22 (3rd) |
| 01/27/01 | EC | @Cornell | 0 | 0 | 0 | |
| 01/30/01 | EC | @Clarkson | 0 | 0 | 0 | |
| 02/02/01 | EC | Princeton | 1 | 0 | 1 | Scoring 3: O'Brien (Lorentz) 5x5 1:22 (3rd) |
| 02/03/01 | EC | Yale | 0 | 0 | 0 | |
| 02/09/01 | EC | Rensselaer | 0 | 0 | 0 | |
| 02/10/01 | EC | Union | 0 | 0 | 0 | |
| Totals | 4 | 3 | 7 |
| Date | Type | Opponent | G | A | PTS | Details |
| 10/23/99 | NC | Merrimack | 0 | 0 | 0 | |
| 10/29/99 | NC | @Niagara | 1 | 0 | 1 | Scoring 1: O'Brien (Lorentz, Desrosiers) 5x5 11:58 (2nd) |
| 11/06/99 | EC | @Yale | 0 | 0 | 0 | |
| 11/12/99 | EC | Rensselaer | 0 | 0 | 0 | |
| 11/19/99 | EC | @Cornell | 0 | 0 | 0 | |
| 12/04/99 | EC | @Clarkson | 0 | 0 | 0 | |
| 12/10/99 | NC | New Hampshire | 0 | 0 | 0 | |
| 01/02/00 | NC | @Massachusetts | 0 | 0 | 0 | |
| 01/08/00 | NC | @Wisconsin | 1 | 0 | 1 | Scoring 3: O'Brien (Marchetti, Lorentz) 5x5 3:12 (2nd) |
| 02/04/00 | EC | Yale | 0 | 2 | 2 | Scoring 1: Anderson (O'Brien, DiLauro) 5x5 4:27 (1st) 2: Veneruzzo (Marchetti, O'Brien) 5x5 8:01 (2nd) |
| 02/11/00 | EC | Colgate | 1 | 0 | 1 | Scoring 4: O'Brien (Clarke, Anderson) 5x5 15:33 (2nd) |
| 02/12/00 | EC | Cornell | 0 | 0 | 0 | |
| 02/18/00 | EC | @Harvard | 0 | 0 | 0 | |
| 02/25/00 | EC | @Union | 0 | 0 | 0 | |
| 02/26/00 | EC | @Rensselaer | 0 | 0 | 0 | |
| 03/03/00 | NC | Wayne State | 1 | 0 | 1 | Scoring 5: O'Brien (Muir, Veneruzzo) ENG 19:21 (3rd) |
| 03/04/00 | EC | Dartmouth | 0 | 0 | 0 | |
| 03/10/00 | NC | Union | 1 | 0 | 1 | Scoring 8: O'Brien (Anderson) 5x5 18:38 (3rd) |
| 03/11/00 | NC | Union | 0 | 0 | 0 | |
| 03/17/00 | NC | vs. Cornell | 1 | 0 | 1 | Scoring 2: O'Brien (Gellard) 5x5 13:41 (2nd) |
| 03/18/00 | NC | vs. Rensselaer | 0 | 0 | 0 | |
| 03/26/00 | NC | vs. Boston University | 1 | 0 | 1 | Scoring 2: O'Brien (Muir) 5x5 2:01 (2nd) |
| 04/06/00 | NC | vs. Boston College | 0 | 0 | 0 | |
| Totals | 7 | 2 | 9 |
