Stadium: Stadium 8 Round: 19 Ground: Hardcourt outdoor
| Challenger Noumea | 2020/01/10 00:00 | Roberto Marcora v Matteo Viola | 6-7,6-7 |
| Challenger Bratysława | 2019/11/04 12:10 | Roberto Marcora v Matteo Viola | 3-6,6-3,7-6 |
| ATP Indian Wells | 2021/10/06 01:50 | Alex Bolt v Roberto Marcora | 7-6,6-7,2-6 |
| Challenger Orleans | 2021/09/27 14:20 | Roberto Marcora v Alejandro Tabilo | 1-6,3-6 |
| ATP Metz | 2021/09/19 10:05 | Brayden Schnur v Roberto Marcora | 3-6,6-4,6-2 |
| Challenger Stambuł | 2021/09/13 13:25 | Chun Hsin Tseng v Roberto Marcora | 6-1,2-6,6-4 |
| US Open | 2021/08/26 15:00 | Bernabe Zapata Miralles v Roberto Marcora | 7-5,3-6,7-6 |
| US Open | 2021/08/24 15:00 | Roberto Marcora v Roberto Cid Subervi | 7-6,6-3 |
| Challenger San Marino | 2021/08/11 20:05 | Roberto Marcora v Pavel Kotov | 4-6,4-6 |
| Challenger San Marino | 2021/08/10 11:00 | Roberto Marcora v Andrea Pellegrino | 7-6,7-6 |
| ATP Indian Wells | 2021/10/06 01:00 | Matteo Viola v Thanasi Kokkinakis | 6-3,3-6,7-6 |
| Challenger Orleans | 2021/09/28 17:15 | Matteo Viola v Richard Gasquet | 7-6,1-6,0-6 |
| Challenger Orleans | 2021/09/27 12:30 | Maxime Janvier v Matteo Viola | 6-4,4-6,3-6 |
| Challenger Orleans | 2021/09/26 14:15 | Yannick Mertens v Matteo Viola | 1-6,4-6 |
| Challenger Biel | 2021/09/21 11:25 | Cem Ilkel v Matteo Viola | 7-6,7-6 |
| Challenger Mallorca | 2021/09/02 19:25 | Frederico Ferreira Silva v Matteo Viola | 3-6,7-5,6-0 |
| Challenger Mallorca | 2021/09/01 14:00 | Matteo Viola v Liam Broady | 6-4,3-6,6-4 |
| Challenger Barletta | 2021/08/24 12:30 | Matteo Viola v Cristian Rodriguez | 2-6,5-7 |