| Date | Location | Result | |
| May 10, 2013 | Tyler, Texas | ClaremontMuddScripps 7, Southwestern 5 | Box score |
| May 10, 2013 | Tyler, Texas | Texas-Tyler 4, Southwestern 1 | Box score |
| Apr 28, 2013 | Irving, Texas | Southwestern 9, Trinity 4 | Box score |
| Apr 28, 2013 | Irving, Texas | Southwestern 7, Trinity 2 | Box score |
| Apr 27, 2013 | Irving, Texas | Southwestern 10, Austin College 0 | Box score |
| Apr 27, 2013 | Irving, Texas | Trinity 9, Southwestern 2 | Box score |
| Apr 26, 2013 | Irving, Texas | Southwestern 7, Centenary 6 | Box score |
| Apr 21, 2013 | Georgetown, Texas | Southwestern 4, Trinity 3 | Box score |
| Apr 21, 2013 | Georgetown, Texas | Southwestern 6, Trinity 2 | Box score |
| Apr 20, 2013 | Georgetown, Texas | Trinity 2, Southwestern 1 | Box score |
| Apr 20, 2013 | Georgetown, Texas | Trinity 4, Southwestern 0 | Box score |
| Apr 14, 2013 | Sherman, Texas | Southwestern 14, Austin College 6 | Box score |
| Apr 14, 2013 | Sherman, Texas | Southwestern 17, Austin College 11 | Box score |
| Apr 13, 2013 | Sherman, Texas | Southwestern 3, Austin College 1 | Box score |
| Apr 13, 2013 | Sherman, Texas | Southwestern 5, Austin College 0 | Box score |
| Apr 7, 2013 | Georgetown, Texas | Southwestern 15, Dallas 0 | Box score |
| Apr 7, 2013 | Georgetown, Texas | Southwestern 13, Dallas 3 | Box score |
| Apr 6, 2013 | Georgetown, Texas | Southwestern 16, Dallas 0 | Box score |
| Apr 6, 2013 | Georgetown, Texas | Southwestern 11, Dallas 0 | Box score |
| Mar 29, 2013 | Georgetown, Texas | Southwestern 4, Howard Payne 3 | Box score |
| Mar 29, 2013 | Georgetown, Texas | Southwestern 4, Howard Payne 2 | Box score |
| Mar 24, 2013 | Shreveport, La. | Southwestern 9, Centenary 6 | Box score |
| Mar 24, 2013 | Shreveport, La. | Southwestern 12, Centenary 1 | Box score |
| Mar 23, 2013 | Shreveport, La. | Southwestern 25, Centenary 1 | Box score |
| Mar 23, 2013 | Shreveport, La. | Centenary 10, Southwestern 7 | Box score |
| Mar 14, 2013 | Tucson, Ariz. | Southwestern 4, Edgewood 2 | Box score |
| Mar 14, 2013 | Tucson, Ariz. | Southwestern 2, Dickinson 0 | Box score |
| Mar 13, 2013 | Tucson, Ariz. | Southwestern 7, Edgewood 6 | Box score |
| Mar 13, 2013 | Tucson, Ariz. | Southwestern 10, Marian (Wis.) 1 | Box score |
| Mar 12, 2013 | Tucson, Ariz. | Southwestern 2, Baldwin-Wallace 1 | Box score |
| Mar 12, 2013 | Tucson, Ariz. | Southwestern 8, Alfred 0 | Box score |
| Mar 5, 2013 | Georgetown, Texas | Southwestern 2, Schreiner 1 | Box score |
| Mar 5, 2013 | Georgetown, Texas | Southwestern 6, Schreiner 1 | Box score |
| Mar 2, 2013 | Georgetown, Texas | Southwestern 8, Our Lady of the Lake 7 | Box score |
| Mar 2, 2013 | Georgetown, Texas | Our Lady of the Lake 8, Southwestern 0 | Box score |
| Feb 27, 2013 | San Antonio, Texas | Our Lady of the Lake 8, Southwestern 4 | Box score |
| Feb 27, 2013 | San Antonio, Texas | Southwestern 7, Our Lady of the Lake 1 | Box score |
| Feb 24, 2013 | Georgetown, Texas | Texas Lutheran 9, Southwestern 8 | Box score |
| Feb 24, 2013 | Georgetown, Texas | Texas Lutheran 8, Southwestern 5 | Box score |
| Feb 22, 2013 | Georgetown, Texas | Southwestern 8, Hardin-Simmons 1 | Box score |
| Feb 22, 2013 | Georgetown, Texas | Southwestern 9, Hardin-Simmons 1 | Box score |
| Feb 19, 2013 | Georgetown, Texas | Concordia Texas 8, Southwestern 4 | Box score |
| Feb 19, 2013 | Georgetown, Texas | Southwestern 6, Concordia Texas 5 | Box score |
| Feb 16, 2013 | Kerrville, Texas | Southwestern 11, Schreiner 1 | Box score |
| Feb 16, 2013 | Kerrville, Texas | Southwestern 10, Schreiner 0 | Box score |
| Feb 15, 2013 | Georgetown, Texas | George Fox 11, Southwestern 3 | Box score |
| Feb 15, 2013 | Georgetown, Texas | George Fox 3, Southwestern 1 | Box score |