| Date | Location | Result | |
| Nov 08, 2008 | Odessa, Texas | Texas-Permian Basin 3, St. Mary's (Texas) 1 (25-21,23-25,25-19,25-22) | |
| Nov 06, 2008 | Dallas, Texas | Dallas Baptist 3, St. Mary's (Texas) 0 (25-19,25-20,25-22) | |
| Nov 01, 2008 | San Antonio, Texas | Tarleton State 3, St. Mary's (Texas) 0 (25-19,25-22,25-20) | |
| Oct 31, 2008 | San Antonio, Texas | Texas A&M-Kingsville 3, St. Mary's (Texas) 1 (25-14,25-20,22-25,25-19) | |
| Oct 29, 2008 | Incarnate Word | Incarnate Word 3, St. Mary's (Texas) 1 (14-25,25-18,25-21,25-22) | |
| Oct 25, 2008 | Laredo | Texas A&M-Inter. 3, St. Mary's (Texas) 1 (25-21,25-21,20-25,25-21) | |
| Oct 24, 2008 | San Antonio, Texas | East Central 3, St. Mary's (Texas) 1 (25-20,25-18,17-25,25-18) | |
| Oct 23, 2008 | Austin, Texas | St. Edward's 3, St. Mary's (Texas) 0 (25-23,25-19,25-19) | |
| Oct 18, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Newman University 0 (29-27,25-17,25-23) | |
| Oct 17, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Okla. Panhandle St. 0 (25-14,25-20,25-21) | |
| Oct 13, 2008 | San Antonio, Texas | Bentley 3, St. Mary's (Texas) 2 (20-25,25-16,22-25,25-21,15-13) | |
| Oct 11, 2008 | San Antonio, Texas | Texas-Permian Basin 3, St. Mary's (Texas) 1 (15-25,25-15,25-16,25-23) | |
| Oct 10, 2008 | San Antonio, Texas | Dallas Baptist 3, St. Mary's (Texas) 0 (25-17,25-20,25-15) | |
| Oct 01, 2008 | San Antonio, Texas | Incarnate Word 3, St. Mary's (Texas) 0 (25-22,25-15,25-18) | |
| Sep 27, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Texas A&M-Inter. 2 (19-25,25-22,20-25,25-19,16-14) | |
| Sep 25, 2008 | San Antonio, Texas | St. Edward's 3, St. Mary's (Texas) 0 (25-21,25-23,25-23) | |
| Sep 20, 2008 | Wichita, Kan. | St. Mary's (Texas) 3, Newman University 1 (25-21,21-25,25-17,25-14) | |
| Sep 18, 2008 | Goodwell | St. Mary's (Texas) 3, Okla. Panhandle St. 0 (25-15,25-22,25-17) | |
| Sep 12, 2008 | San Antonio, Texas | West Texas A&M 3, St. Mary's (Texas) 1 (29-27,20-25,25-12,25-17) | |
| Sep 11, 2008 | San Antonio, Texas | Abilene Christian 3, St. Mary's (Texas) 0 (25-18,25-21,25-21) | |
| Sep 10, 2008 | Kingsville, Texas | Texas A&M-Kingsville 3, St. Mary's (Texas) 0 (25-16,25-21,25-11) | |
| Sep 06, 2008 | Ellensburg, WA | Chaminade 3, St. Mary's (Texas) 0 (25-17,25-23,25-22) | |
| Sep 05, 2008 | Ellensburg, WA | Northwest Nazarene 3, St. Mary's (Texas) 1 (21-25,25-12,26-24,25-19) | |
| Sep 04, 2008 | Ellensburg, WA | Central Washington 3, St. Mary's (Texas) 0 (25-17,25-13,25-11) | |
| Aug 30, 2008 | San Antonio, Texas | Augustana 3, St. Mary's (Texas) 0 (25-23,25-6,26-24) | |
| Aug 29, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Rollins 1 (25-22,25-23,22-25,25-11) | |
| Aug 29, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Eastern New Mexico 0 (25-16,25-17,28-26) | |
| Aug 28, 2008 | San Antonio, Texas | St. Mary's (Texas) 3, Missouri Southern St 2 (15-25,25-23,25-20,18-25,15-12) |