Stadium: Court 16 Round: 28 Ground: Clay
| Challenger Zagreb - Herredouble | 2021/05/14 11:15 | Jebavy/Martin v King/Reese | 6-2,3-6,4-10 |
| Challenger Zagreb - Herredouble | 2021/05/12 08:00 | Babic/Fallert v King/Reese | 7-6,4-6,8-10 |
| Challenger Praha - Herredouble | 2021/05/06 10:45 | King/Reese v Sabanov/Sabanov | 6-7,5-7 |
| Challenger Praha - Herredouble | 2021/05/05 13:30 | Lehecka/Vrbensky v King/Reese | 4-6,1-6 |
| Challenger Ostrava - Herredouble | 2021/04/30 13:05 | King/Reese v Paulson/Rikl | 4-6,4-6 |
| Challenger Ostrava - Herredouble | 2021/04/29 13:00 | Balaji/Nedunchezhiyan v King/Reese | 2-6,6-2,6-10 |
| Challenger Ostrava - Herredouble | 2021/04/27 15:25 | Gabashvili/Safiullin v King/Reese | 2-6,3-6 |
| Challenger Tallahassee - Herredouble | 2021/04/20 22:40 | Bangoura/Young v King/Reese | 6-4,4-6,10-6 |
| Challenger Zagreb - Herredouble | 2021/05/14 09:30 | Ajdukovic/Nincevic v Arneodo/Olivetti | 5-7,4-6 |
| Challenger Zagreb - Herredouble | 2021/05/11 16:15 | Margaroli/Safwat v Arneodo/Olivetti | 3-6,6-7 |
| Challenger Biella - Herredouble | 2021/02/18 12:30 | Nys/Puetz v Arneodo/Olivetti | 6-2,6-4 |
| Challenger Biella - Herredouble | 2021/02/16 17:15 | Arneodo/Olivetti v Molchanov/Nedovyesov | 6-3,6-7,10-6 |
| Challenger Bratislava - Herredouble | 2020/11/12 14:40 | Arneodo/Olivetti v Guinard/Rinderknech | 4-6,6-4,5-10 |
| Challenger Bratislava - Herredouble | 2020/11/11 09:00 | Arneodo/Olivetti v Sabanov/Sabanov | 6-3,7-6 |
| Challenger Barcelona - Herredouble | 2020/10/07 10:20 | Luz/Popko v Arneodo/Olivetti | 4-6,6-2,11-9 |