| Date | Location | Result | |
| May 10, 2019 | Akron, Ohio | Toledo 11, Northern Illinois 6 | Box score |
| May 09, 2019 | Akron, Ohio | Northern Illinois 8, Western Michigan 0 | Box score |
| May 08, 2019 | Akron, Ohio | Central Michigan 6, Northern Illinois 5 | Box score |
| May 04, 2019 | DeKalb, Ill. | Northern Illinois 3, Western Michigan 0 | Box score |
| May 04, 2019 | DeKalb, Ill. | Western Michigan 8, Northern Illinois 7 | Box score |
| May 03, 2019 | DeKalb, Ill. | Northern Illinois 4, Western Michigan 3 | Box score |
| Apr 20, 2019 | Mount Pleasant, Mich | Northern Illinois 9, Central Michigan 0 | Box score |
| Apr 19, 2019 | Mount Pleasant, Mich | Northern Illinois 13, Central Michigan 6 | Box score |
| Apr 19, 2019 | Mount Pleasant, Mich | Central Michigan 7, Northern Illinois 6 | Box score |
| Apr 17, 2019 | DeKalb, Ill. | Northern Illinois 6, Loyola 3 | Box score |
| Apr 17, 2019 | DeKalb, Ill. | Northern Illinois 7, Loyola 6 | Box score |
| Apr 13, 2019 | DeKalb, Ill. | Northern Illinois 4, Toledo 1 | Box score |
| Apr 13, 2019 | DeKalb, Ill. | Toledo 8, Northern Illinois 3 | Box score |
| Apr 12, 2019 | DeKalb, Ill. | Northern Illinois 6, Toledo 5 | Box score |
| Apr 10, 2019 | Muncie, Ind. | Northern Illinois 4, Ball State 2 | Box score |
| Apr 06, 2019 | DeKalb, Ill. | Miami 4, Northern Illinois 3 | Box score |
| Apr 06, 2019 | DeKalb, Ill. | Northern Illinois 4, Miami 3 | Box score |
| Apr 05, 2019 | DeKalb, Ill. | Miami 3, Northern Illinois 1 | Box score |
| Apr 02, 2019 | DeKalb, Ill. | Ball State 7, Northern Illinois 5 | Box score |
| Apr 02, 2019 | DeKalb, Ill. | Northern Illinois 7, Ball State 6 | Box score |
| 3/30/2019 | Athens, Ohio | Ohio 8, Northern Illinois 4 | Box score |
| 3/29/2019 | Athens, Ohio | Northern Illinois 5, Ohio 4 | Box score |
| 3/29/2019 | Athens, Ohio | Ohio 11, Northern Illinois 3 | Box score |
| Mar 24, 2019 | Buffalo, N.Y. | Northern Illinois 10, Buffalo 4 | Box score |
| Mar 24, 2019 | Buffalo, N.Y. | Buffalo 8, Northern Illinois 4 | Box score |
| Mar 16, 2019 | St. Louis, Mo. | SE Missouri State 14, Northern Illinois 4 | Box score |
| Mar 16, 2019 | St. Louis, Mo. | Northern Illinois 5, Detroit Mercy 3 | Box score |
| Mar 15, 2019 | St. Louis, Mo. | Northern Illinois 8, Northern Colorado 3 | Box score |
| Mar 15, 2019 | St. Louis, Mo. | Northern Illinois 2, Omaha 1 | Box score |
| Mar 14, 2019 | St. Louis, Mo. | Northern Illinois 8, Saint Louis 3 | Box score |
| Mar 12, 2019 | Seattle, WA | Seattle U 10, Northern Illinois 1 | Box score |
| Mar 12, 2019 | Logan Field | Seattle U 3, Northern Illinois 2 | Box score |
| Mar 10, 2019 | Seattle, Washington | Ohio State 3, Northern Illinois 2 | Box score |
| Mar 09, 2019 | Seattle, Washington | Washington 2, Northern Illinois 0 | Box score |
| Mar 09, 2019 | Seattle, Washington | Seattle U 4, Northern Illinois 3 | Box score |
| Mar 08, 2019 | Seattle, WA | Washington 8, Northern Illinois 0 | Box score |
| Mar 08, 2019 | Seattle, Washington | Northern Illinois 9, Idaho State 0 | Box score |
| Feb 24, 2019 | Houston, Texas | Northern Illinois 3, Incarnate Word 0 | Box score |
| Feb 23, 2019 | Houston, Texas | Houston 8, Northern Illinois 0 | Box score |
| Feb 23, 2019 | Houston, Texas | Northern Illinois 1, Incarnate Word 0 | Box score |
| Feb 22, 2019 | Houston, Texas | Houston 8, Northern Illinois 0 | Box score |
| Feb 22, 2019 | Houston, Texas | Kennesaw State 12, Northern Illinois 8 | Box score |
| Feb 17, 2019 | San Diego, Calif. | Middle Tennesee 2, Northern Illinois 1 | Box score |
| Feb 16, 2019 | San Diego, Calif. | Northern Illinois 3, Grand Canyon 2 | Box score |
| Feb 16, 2019 | San Diego, Calif. | Northern Illinois 13, Middle Tennesee 2 | Box score |
| Feb 15, 2019 | San Diego, Calif. | San Diego State 7, Northern Illinois 5 | Box score |
| Feb 15, 2019 | San Diego, Calif. | Northern Illinois 8, UC Santa Barbara 0 | Box score |
| Feb 10, 2019 | Hammond, La. | Northern Illinois 2, Nicholls 1 | Box score |
| Feb 09, 2019 | Hammond, La. | Northern Illinois 8, Miss. Valley State 0 | Box score |
| Feb 09, 2019 | Hammond, La. | Southeastern La. 5, Northern Illinois 2 | Box score |
| Feb 08, 2019 | Hammond, La. | Northern Illinois 7, Southeastern La. 3 | Box score |
| Feb 08, 2019 | Hammond, La. | San Jose State 3, Northern Illinois 2 | Box score |