Stadium: Central Round: 24 Ground: Hardcourt indoor
| Challenger Nur-Sultan 2 | 2019/10/02 08:40 | Illya Marchenko v Matteo Viola | 6-4,6-3 |
| ATP St Petersburg | 2019/09/17 14:05 | Evgeny Donskoy v Matteo Viola | 6-2,6-1 |
| ATP St Petersburg | 2019/09/16 10:00 | Ilya Ivashka v Matteo Viola | 6-4,6-2 |
| ATP St Petersburg | 2019/09/15 10:05 | Alexander Vasilenko v Matteo Viola | 2-6,7-5,2-6 |
| Challenger Istanbul | 2019/09/12 07:00 | David Poljak v Matteo Viola | 6-7,6-4,6-4 |
| Challenger Istanbul | 2019/09/11 10:15 | Tristan Lamasine v Matteo Viola | 4-6,1-6 |
| Challenger Mallorca | 2019/09/01 17:30 | Emil Ruusuvuori v Matteo Viola | 6-0,6-1 |
| Challenger Mallorca | 2019/08/31 15:30 | Matteo Viola v Daniel Masur | 7-6,4-6,6-2 |
| Challenger Brest | 2019/10/21 09:00 | Maxime Hamou v Evan Furness | 3-6,7-6,7-6 |
| Challenger Santo Domingo | 2019/10/08 17:00 | Mario Vilella Martinez v Maxime Hamou | 6-2,6-1 |
| Challenger Campinas | 2019/10/03 19:30 | Diego Hidalgo v Maxime Hamou | 7-6,4-6,6-3 |
| Challenger Campinas | 2019/10/02 23:40 | Maxime Hamou v Thiago Monteiro | 7-5,4-6,6-1 |
| Challenger Campinas | 2019/10/01 14:35 | Maxime Hamou v Nicolas Mejia | 6-3,6-3 |
| Challenger Buenos Aires | 2019/09/25 18:55 | Francisco Cerundolo v Maxime Hamou | 6-2,6-1 |
| Challenger Buenos Aires | 2019/09/23 20:15 | Tomas Martin Etcheverry v Maxime Hamou | 3-6,6-7 |
| Challenger Sibiu | 2019/09/17 10:50 | Maxime Hamou v Christopher O'Connell | 7-6,6-7,2-6 |