Stadium: Court 3 Round: 14 Ground: Grass
| French Open | 2021/05/26 12:30 | Danilo Petrovic v Oscar Otte | 1-6,5-7 |
| French Open | 2021/05/25 08:30 | Mitchell Krueger v Danilo Petrovic | 6-3,3-6,2-6 |
| Challenger Rome | 2021/04/29 08:00 | Danilo Petrovic v Flavio Cobolli | 2-6,2-6 |
| Challenger Rome | 2021/04/27 09:30 | Danilo Petrovic v Igor Sijsling | 6-1,7-6 |
| ATP Belgrade | 2021/04/19 17:00 | John Millman v Danilo Petrovic | 7-5,6-4 |
| Challenger Belgrade | 2021/04/14 08:45 | Marco Trungelliti v Danilo Petrovic | 6-3,6-2 |
| Challenger Split | 2021/04/09 09:00 | Danilo Petrovic v Andrea Collarini | 2-6,3-6 |
| Challenger Split | 2021/04/07 09:00 | Danilo Petrovic v Maximilian Marterer | 6-1,6-3 |
| Challenger Nottingham Qual | 2021/06/13 10:00 | Felix Gill v Alex Bolt | 6-7,4-6 |
| ITF M15 Novomoskovsk | 2021/06/03 10:00 | Felix Gill v Jose Fco. Vidal Azorin | 3-6,3-6 |
| ITF M15 Novomoskovsk | 2021/05/29 06:15 | Jose Fco. Vidal Azorin v Felix Gill | 7-6,6-1 |
| ITF M15 Novomoskovsk | 2021/05/28 07:15 | Felix Gill v Nikita Mashtakov | 7-5,6-7,6-4 |
| ITF M15 Novomoskovsk | 2021/05/27 10:40 | Michal Dembek v Felix Gill | 3-6,5-7 |
| ITF M15 Novomoskovsk | 2021/05/25 11:00 | Felix Gill v German Samofalov | 6-2,6-7,6-2 |
| ITF M15 Cairo | 2021/05/04 08:00 | Felix Gill v Olexiy Kolisnyk | 1-6,3-6 |
| ITF M15 Cairo | 2021/05/03 08:00 | Felix Gill v Gian Luca Tanner | 4-6,6-3,10-7 |