Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| Challenger Columbus MD | 2021/09/25 20:25 | Kozlov/Polansky v Lutschaunig/Trotter | 7-5,7-6 |
| Challenger Columbus MD | 2021/09/24 21:00 | Chung/Hong v Lutschaunig/Trotter | 2-6,4-6 |
| Challenger Columbus MD | 2021/09/23 20:20 | Lutschaunig/Trotter v King/Withrow | 7-6,5-7,10-7 |