Stadium: La Foret 1 Round: 14 Ground: Hardcourt indoor
| Luedenscheid, Germany | 2021/08/17 14:45 | Zverev, Mischa v Cagnina, Julien | 3-6,1-6 |
| Challenger - Prague | 2021/08/09 15:30 | Riccardo Bonadio v Zverev, Mischa | 6-3,2-6,6-3 |
| Braunchsweig, Germany | 2021/07/06 15:25 | Nicola Kuhn v Zverev, Mischa | 6-2,7-6 |
| Challenger Biella | 2021/05/17 08:00 | Zverev, Mischa v Giacalone, Omar | 6-7,2-6 |
| Challenger Biella | 2021/05/16 09:00 | Zverev, Mischa v Geoffrey Blancaneaux | 6-2,6-0 |
| ITF M25 Prague | 2021/05/12 07:30 | Zverev, Mischa v Goldsteiner, Peter | 7-6,5-7,6-1 |
| ATP - Munich | 2021/04/24 11:00 | Zverev, Mischa v Daniel Elahi Galan | 3-6,3-6 |
| ATP - Monte-Carlo | 2021/04/10 10:20 | Zverev, Mischa v Londero, Juan Ignacio | 4-6,1-6 |
| Challenger Rennes | 2021/09/13 18:20 | Richard Gasquet v Kyrian Jacquet | 7-6,6-3 |
| Challenger St. Tropez | 2021/09/02 14:00 | Benjamin Bonzi v Kyrian Jacquet | 7-5,6-3 |
| Challenger St. Tropez | 2021/08/30 15:10 | Kyrian Jacquet v Istomin, Denis | 6-4,3-6,6-1 |
| Challenger - Prague | 2021/08/08 09:30 | Kyrian Jacquet v Kalenichenko, Danylo | 6-7,4-6 |
| Challenger Liberec | 2021/08/01 15:10 | Dubrivnyy, Artem v Kyrian Jacquet | 6-4,6-0 |
| Challenger Tampere | 2021/07/24 10:20 | Jiri Lehecka v Kyrian Jacquet | 6-3,6-0 |
| Challenger Tampere | 2021/07/23 11:00 | Kyrian Jacquet v Geoffrey Blancaneaux | 6-3,6-3 |
| Challenger Tampere | 2021/07/21 09:00 | Dimitar Kuzmanov v Kyrian Jacquet | 6-3,4-6,6-7 |