Marian University competes in NAIA Division II.
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 34 | 0 |
| Basketball | 13 | 14 |
| Football | 133 | 0 |
| Golf | 16 | 9 |
| Soccer | 36 | 26 |
| Softball | 0 | 19 |
| Tennis | 10 | 13 |
| Track and Field, Indoor | 36 | 25 |
| Track and Field, Outdoor | 35 | 27 |
| Track and Field, X-Country | 20 | 11 |
| Volleyball | 0 | 14 |
| Other Sports | 46 | 22 |
| Bowling | 15 | 15 |