Stadium: Court 7 Round: 26 Ground: Clay
| Challenger Santiago MD | 2019/03/06 15:30 | Hidalgo/Tabilo v Arguello/Cuevas | 7-5,6-7,2-10 |
| Challenger Knoxville MD | 2021/11/11 18:00 | Gonzales/Rungkat v Blumberg/Schnur | 6-4,7-6 |
| Challenger Knoxville MD | 2021/11/10 16:00 | Blumberg/Schnur v Huey/Nielsen | 7-6,6-2 |
| Challenger Charlottesville MD | 2021/11/06 16:00 | Blumberg/Schnur v Huey/Nielsen | 3-6,6-1,14-12 |
| Challenger Charlottesville MD | 2021/11/05 17:00 | Blumberg/Schnur v Galloway/Lawson | 6-4,6-1 |
| Challenger Charlottesville MD | 2021/11/04 21:55 | Lammons/Withrow v Blumberg/Schnur | 3-6,6-7 |
| Challenger Charlottesville MD | 2021/11/04 00:00 | Krueger/Rola v Blumberg/Schnur | 3-6,2-6 |
| Challenger Las Vegas MD | 2021/10/30 18:00 | Blumberg/Schnur v Jung/King | 7-5,6-7,10-5 |
| Challenger Las Vegas MD | 2021/10/29 21:55 | Lammons/Withrow v Blumberg/Schnur | 2-6,4-6 |