Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| Challenger Nur-Sultan MD | 2021/03/06 05:00 | Lammons/Withrow v Pasha/Schnur | 6-4,6-2 |
| Challenger Nur-Sultan MD | 2021/03/04 10:45 | Lammons/Withrow v Skatov/Virtanen | 6-3,6-2 |
| Challenger Nur-Sultan MD | 2021/03/02 09:55 | Lammons/Withrow v Istomin/Yevseyev | 6-1,4-6,10-7 |
| ATP Montpellier MD | 2021/02/26 11:00 | Erlich/Vasilevski v Lammons/Withrow | 7-6,6-4 |
| ATP Montpellier MD | 2021/02/25 13:15 | Lammons/Withrow v Arevalo/Middelkoop | 6-4,7-6 |
| ATP Montpellier MD | 2021/02/24 16:55 | Lammons/Withrow v Martin/Simon | 6-4,6-7,10-6 |
| Challenger Biella MD | 2021/02/19 15:50 | Lammons/Withrow v Glasspool/Heliovaara | 6-7,6-7 |
| Challenger Biella MD | 2021/02/18 11:00 | Martinez Portero/Vega Hernandez v Lammons/Withrow | 5-7,4-6 |