| Date | Location | Result | |
| May 12, 2018 | Monmouth, Ill. | St. Norbert College 4, Grinnell College 0 | Box score |
| May 11, 2018 | Galesburg, Ill. | Grinnell College 12, Lawrence University 11 | Box score |
| May 11, 2018 | Galesburg, Ill. | St. Norbert College 12, Grinnell College 11 | Box score |
| May 7, 2018 | Jacksonville, Ill. | Illinois College 6, Grinnell College 4 | Box score |
| May 6, 2018 | Grinnell, Iowa | Univ. of Chicago 19, Grinnell College 9 | Box score |
| May 6, 2018 | Grinnell, Iowa | Univ. of Chicago 5, Grinnell College 4 | Box score |
| May 5, 2018 | Grinnell, Iowa | Univ. of Chicago 11, Grinnell College 3 | Box score |
| May 5, 2018 | Grinnell, Iowa | Luther College 14, Grinnell College 10 | Box score |
| Apr 29, 2018 | Galesburg, Ill. | Grinnell College 15, Knox College 7 | Box score |
| Apr 29, 2018 | Galesburg, Ill. | Grinnell College 14, Knox College 13 | Box score |
| Apr 28, 2018 | Grinnell, Iowa | Grinnell College 13, Knox 10 | Box score |
| Apr 28, 2018 | Grinnell, Iowa | Grinnell College 11, Knox 0 | Box score |
| Apr 22, 2018 | Galesburg, Ill. | Beloit College 7, Grinnell College 6 | Box score |
| Apr 21, 2018 | Galesburg, Ill. | Grinnell College 10, Ripon College 7 | Box score |
| Apr 21, 2018 | Galesburg, Ill. | Grinnell College 5, St. Norbert College 3 | Box score |
| Apr 17, 2018 | Grinnell, Iowa | Monmouth College 6, Grinnell College 1 | Box score |
| Apr 17, 2018 | Grinnell, Iowa | Monmouth College 13, Grinnell College 5 | Box score |
| Apr 12, 2018 | Monmouth, Ill. | Grinnell College 16, Monmouth College 10 | Box score |
| Apr 12, 2018 | Monmouth, Ill. | Grinnell College 5, Monmouth College 2 | Box score |
| Apr 08, 2018 | Jacksonville, Ill. | Grinnell College 10, Illinois College 4 | Box score |
| Apr 05, 2018 | Jacksonville, Ill. | Grinnell College 8, Illinois College 6 | Box score |
| Apr 05, 2018 | Jacksonville, Ill. | Illinois College 9, Grinnell College 3 | Box score |
| Apr 02, 2018 | Mount Vernon, Iowa | Cornell College 5, Grinnell College 3 | Box score |
| Mar 31, 2018 | Mount Vernon, Iowa | Grinnell College 8, Cornell College 7 | Box score |
| Mar 30, 2018 | Grinnell, Iowa | Grinnell College 14, Cornell College 4 | Box score |
| Mar 30, 2018 | Grinnell, Iowa | Grinnell College 16, Cornell College 4 | Box score |
| Mar 26, 2018 | Auburndale, Fla. | St. Thomas 9, Grinnell College 1 | Box score |
| Mar 25, 2018 | Auburndale, Fla. | UW-Stevens Point 13, Grinnell College 10 | Box score |
| Mar 25, 2018 | Auburndale, Fla. | UW-Whitewater 16, Grinnell College 4 | Box score |
| Mar 24, 2018 | Auburndale, Fla. | Grinnell College 5, Worcester State 2 | Box score |
| Mar 24, 2018 | Auburndale, Fla. | Grinnell College 9, Worcester State 3 | Box score |
| Mar 22, 2018 | Winter Haven, Fla. | Elmhurst College 4, Grinnell College 3 | Box score |
| Mar 21, 2018 | Auburndale, Fla. | UW-Oshkosh 8, Grinnell College 0 | Box score |
| Mar 18, 2018 | Conway, Ark. | Grinnell College 7, Hendrix 5 | Box score |
| Mar 18, 2018 | Conway, Ark. | Hendrix 14, Grinnell College 0 | Box score |
| Mar 17, 2018 | Conway, Ark. | Hendrix 5, Grinnell College 3 | Box score |
| Mar 17, 2018 | Conway, Ark. | Hendrix 5, Grinnell College 0 | Box score |
| Mar 4, 2018 | Greenville, Ill. | Univ. of Chicago 16, Grinnell College 0 | Box score |
| Mar 3, 2018 | St. Louis, Mo. | Illinois Wesleyan 6, Grinnell College 5 | Box score |