Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF M15 St Petersburg | 2021/02/08 07:00 | Lorenzo Bocchi v Luigi Sorrentino | 3-6,1-6 |
| ITF M15 St Petersburg Qual | 2021/02/07 08:55 | Alexander Stepin v Luigi Sorrentino | 4-6,5-7 |
| ITF M15 St Petersburg | 2021/02/01 10:25 | Alexander Cozbinov v Luigi Sorrentino | 6-1,7-5 |
| ITF M15 St Petersburg | 2021/01/31 13:20 | Dmitrii Ivanov v Luigi Sorrentino | 1-6,0-6 |
| ITF M15 Benicarlo | 2020/11/22 08:30 | Luigi Sorrentino v Alberto Barroso Campos | 2-6,3-6 |
| ITF M15 Villena | 2020/11/15 10:00 | Luigi Sorrentino v Benjamin Winter Lopez | 4-6,3-6 |
| ITF M15 Valldoreix | 2020/11/08 13:00 | Luigi Sorrentino v Louis Dussin | 6-1,5-7,8-10 |
| ITF M15 Forbach | 2020/09/28 15:25 | Ugo Blanchet v Luigi Sorrentino | 6-3,6-7,12-10 |
| ITF M15 St Petersburg | 2021/02/05 08:30 | Alexey Zakharov v Martin Krumich | 7-5,6-1 |
| ITF M15 St Petersburg | 2021/02/04 06:55 | Martin Krumich v Artem Dubrivnyy | 6-7,6-2,6-3 |
| ITF M15 St Petersburg | 2021/02/02 09:00 | Martin Krumich v Boris Pokotilov | 7-5,6-0 |
| ITF M25 Jablonec Nad Nisou | 2020/09/23 08:00 | Sebastian Baez v Martin Krumich | 6-2,6-4 |
| ITF M25 Prague | 2020/09/14 10:30 | David Poljak v Martin Krumich | 7-5,7-6 |
| ITF M25 Prague | 2020/09/13 10:30 | Martin Krumich v Milan Radojkovic | 6-2,6-2 |
| Challenger Prague 2 | 2020/08/22 08:30 | Marek Gengel v Martin Krumich | 6-7,6-1,7-6 |
| ITF M15 Porec | 2020/03/11 10:40 | Uladzimir Ignatik v Martin Krumich | 6-2,4-6,6-3 |