Stadium: Court 1 Round: 28 Ground: Hardcourt outdoor
| 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 J / Vasilevski A 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 F / Simon G | 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 / Vega v Lammons/Withrow | 5-7,4-6 |
| Challenger Biella MD | 2021/02/16 16:05 | Majchrzak/Pasha v Lammons/Withrow | 4-6,4-6 |
| Challenger Nur-Sultan MD | 2021/03/04 08:50 | 폴란스키 P / 슈널 B v Lomakin/Manafov | 6-3,6-2 |
| Challenger Nur-Sultan MD | 2021/03/03 07:30 | 폴란스키 P / 슈널 B v 포민 세 / 타시불라토브 도 | 6-2,7-6 |
| Challenger Nur-Sultan MD | 2021/02/25 11:30 | Istomin/Yevseyev v 폴란스키 P / 슈널 B | 6-0,6-3 |
| Challenger Nur-Sultan MD | 2021/02/23 13:15 | 스카토브 티 / 타시불라토브 도 v 폴란스키 P / 슈널 B | 2-6,1-6 |
| Challenger Potchefstroom MD | 2021/02/13 12:30 | 폴란스키 P / 슈널 B v Huesler/Kolar | 4-6,6-2,4-10 |
| Challenger Potchefstroom MD | 2021/02/12 13:55 | 클라센 R / 로엘로프스 R v 폴란스키 P / 슈널 B | 3-6,4-6 |
| Challenger Potchefstroom MD | 2021/02/11 12:05 | 폴란스키 P / 슈널 B v Kuzmanov/Quiroz | 7-6,3-6,10-8 |
| Challenger Potchefstroom MD | 2021/02/10 11:30 | Gabashvili/Vervoort v 폴란스키 P / 슈널 B | 3-6,6-7 |