Stadium: Central Court Round: 14 Ground: Hardcourt indoor
| ITF Italy F31 | 2017/09/26 14:45 | Francesco Forti v Tobias Simon | 5-7,6-7 |
| Challenger Bergamo | 2021/10/31 09:00 | Calvin Hemery v Francesco Forti | 6-3,6-4 |
| Challenger Napoli | 2021/10/03 10:40 | Francesco Forti v Bogdan Ionut Apostol | 6-7,7-5,3-6 |
| Challenger Lisbon | 2021/09/28 13:35 | Francesco Forti v Hugo Gaston | 3-6,1-6 |
| Challenger Bucharest | 2021/09/19 09:30 | Francesco Forti v Ivan Gakhov | 6-7,3-6 |
| Challenger Kyiv | 2021/09/09 11:10 | Dmitry Popko v Francesco Forti | 7-5,6-2 |
| Challenger Kyiv | 2021/09/07 09:30 | Ivan Gakhov v Francesco Forti | 1-6,6-3,1-6 |
| Challenger Como | 2021/08/30 12:30 | Francesco Forti v Andrej Martin | 7-5,2-6,1-6 |
| Challenger Barletta | 2021/08/23 15:50 | Francesco Forti v Roberto Quiroz | 2-6,2-6 |
| Challenger Eckental | 2021/11/02 11:05 | Ruben Bemelmans v Tobias Simon | 6-7,6-3,7-5 |
| Challenger Eckental | 2021/11/01 11:55 | Tobias Simon v Peter Heller | 6-2,6-4 |
| Challenger Eckental | 2021/10/31 11:55 | Otto Virtanen v Tobias Simon | 1-6,4-6 |
| ITF M25 Sarreguemines | 2021/10/26 11:55 | Arthur Bouquier v Tobias Simon | 7-5,6-4 |
| ITF M25 Toulouse | 2021/10/21 09:00 | Axel Garcian v Tobias Simon | 3-6,6-2,6-1 |
| ITF M25 Toulouse | 2021/10/19 13:55 | Dane Sweeny v Tobias Simon | 6-7,5-7 |
| ITF M25 Prague | 2021/10/09 08:30 | Tobias Simon v David Poljak | 6-7,4-6 |
| ITF M25 Prague | 2021/10/08 11:10 | Tobias Simon v Uladzimir Ignatik | 2-6,7-6,6-4 |