| ITF - W15 Monastir | 09/01 16:00 | 25 | Maria Vittoria Viviani v Selina Atay | 6-7,6-0,4-6 | |
| ITF - W15 Monastir | 08/25 16:45 | 25 | Riko Sawayanagi v Maria Vittoria Viviani | 6-4,6-4 | |
| ITF - W15 Monastir | 08/19 09:05 | 26 | Sakura Hondo v Maria Vittoria Viviani | 7-5,6-1 | |
| ITF - W15 Monastir | 08/18 16:20 | 25 | Maria Vittoria Viviani v Asya Colombo | 6-4,7-6 | |
| ITF - W25 Pescara | 08/01 11:00 | 44 | Tess Sugnaux v Maria Vittoria Viviani | 7-6,6-4 | |
| ITF - W15 Cordenons | 07/26 07:00 | 54 | Maria Vittoria Viviani v Alexandra Vasilyeva | 6-7,6-4,7-10 | |
| ITF - W15 Sharm El Sheikh | 02/07 09:30 | 44 | Maria Vittoria Viviani v Maja Radenkovic | 7-5,3-6,2-10 | |
| ITF - W15 Sharm El Sheikh | 01/31 12:00 | 44 | Aya El Sayed v Maria Vittoria Viviani | 6-7,6-2,10-8 | |
| ITF - W15 Ortisei | 11/03 09:45 | 25 | Kimberley Zimmermann v Maria Vittoria Viviani | 6-2,6-2 | |
| Itália - National Tour - Feminino | 06/29 13:20 | 1 | Federica Di Sarra v Maria Vittoria Viviani | 6-2,6-0 | |
| ITF - W15 Heraklion | 02/17 11:00 | 44 | Emma Lene v Maria Vittoria Viviani | 4-6,6-3,10-5 | |
| ITF - W15 Heraklion | 02/16 11:00 | 44 | Keira Blackbeard v Maria Vittoria Viviani | 0-6,1-6 | |
| ITF - W15 Heraklion | 02/11 08:00 | 25 | Martina Colmegna v Maria Vittoria Viviani | 6-1,3-6,6-1 | |
| ITF - W15 Oslo | 10/22 07:00 | 25 | Katriin Saar v Maria Vittoria Viviani | 7-6,4-6,7-5 | |
| ITF - W15 Pretória | 10/03 07:30 | 26 | Maria Vittoria Viviani v Yvonne Neuwirth | 3-6,3-6 | |
| ITF - W15 Pretória | 10/02 07:30 | 25 | Maria Vittoria Viviani v Amy Olivier | 6-1,6-2 | |
| ITF - W15 Joanesburgo | 09/28 08:00 | 28 | Chanel Simmonds v Maria Vittoria Viviani | 6-3,7-5 | |
| ITF - W15 Joanesburgo | 09/27 09:30 | 27 | Maria Vittoria Viviani v Yvonne Neuwirth | 7-6,6-4 | |
| ITF - W15 Joanesburgo | 09/26 08:00 | 26 | Tamara Barad Itzhaki v Maria Vittoria Viviani | 2-6,6-4,4-6 | |
| ITF - W15 Joanesburgo | 09/25 08:00 | 25 | Maria Vittoria Viviani v Shannon Cox | 6-1,6-1 | |
| ITF - W15 Tabarka | 08/26 09:00 | 54 | Maria Vittoria Viviani v Irene Lavino | Retired | |
| ITF - W15 Tabarka | 08/25 15:00 | 54 | Maria Vittoria Viviani v Georgiana Ruhrig | 6-1,6-0 | |
| ITF - W15 Tabarka | 08/23 09:00 | 27 | Aurora Zantedeschi v Maria Vittoria Viviani | 4-6,6-3,6-4 | |
| ITF - W15 Tabarka | 08/22 11:05 | 26 | Maria Vittoria Viviani v Angelica Raggi | 7-6,7-5 | |
| ITF - W15 Tabarka | 08/21 08:00 | 25 | Anfisa Danilchenko v Maria Vittoria Viviani | 4-6,0-6 | |
| ITF - W15 Tabarka | 08/15 09:50 | 26 | Nadia E Alam v Maria Vittoria Viviani | 6-4,6-2 | |
| ITF - W15 Tabarka | 08/14 15:00 | 25 | Maria Vittoria Viviani v Katarina Kuzmova | 5-7,6-3,6-4 | |
| ITF - W15 Tabarka | 08/12 14:30 | 54 | Maria Vittoria Viviani v Sebastianna Scilipoti | 6-4,6-1 | |
| ITF - W15 Schio | 07/24 19:10 | 25 | Maria Vittoria Viviani v Bianca Turati | 3-6,6-7 | |
| ITF - W15 Schio | 07/23 10:10 | 45 | Maria Vittoria Viviani v Jessica Bertoldo | 6-1,3-6,10-8 |