South Dakota vs Southern Illinois Series
South Dakota leads the series with Southern Illinois 7–4 across 11 meetings.
| MEETINGS | 11 |
| SERIES | South Dakota leads 7–4 |
| SOUTH DAKOTA WINS | 7 |
| SOUTHERN ILLINOIS WINS | 4 |
| STREAK | South Dakota won the last 4 |
| LAST MEETING | South Dakota 53, Southern Illinois 51 · 2025 |
| FIRST ON RECORD | Southern Illinois 41, South Dakota 10 · 2014 |
