Stadium: Court 2 Round: 26 Ground: Clay
| ITF M15 Madrid | 2021/10/27 07:55 | Lilian Marmousez v Vilius Gaubas | 6-1,3-6,6-7 |
| Davis Cup | 2021/09/19 08:45 | Alexandros Skorilas v Vilius Gaubas | 6-4,6-4 |
| ITF M15 Parnu | 2021/08/04 10:15 | Mattias Siimar v Vilius Gaubas | 4-6,6-1,7-5 |
| ITF M15 Castelo Branco | 2021/07/27 08:30 | Vilius Gaubas v Gilbert S K Junior | 4-6,3-6 |
| ITF M15 Madrid | 2021/10/27 08:00 | Michalis Sakellaridis v Vladislav Ivanov | 1-6,4-6 |
| ITF M15 Girona | 2021/10/19 08:00 | Guy Den Heijer v Vladislav Ivanov | 6-4,6-3 |
| ITF M15 Girona | 2021/10/18 08:00 | Areg Stepanian v Vladislav Ivanov | 1-6,3-6 |
| ITF M15 Cairo | 2021/09/20 09:00 | Vladislav Ivanov v Benito Sanchez Martinez | 6-4,1-6,3-10 |
| ITF M15 Cairo | 2021/09/19 08:30 | Vladislav Ivanov v Ashraf El Sayed | 6-2,6-1 |
| ITF M15 Cairo | 2021/09/15 08:00 | Leonardo Aboian v Vladislav Ivanov | 6-4,6-4 |
| ITF M15 Cairo | 2021/09/14 08:15 | Vladislav Ivanov v Roland Stuurman | 4-6,6-3,10-8 |
| ITF M15 Cairo | 2021/09/13 07:00 | Vladislav Ivanov v Cedric Stanke | 6-3,6-1 |