| UTR Pro Tennis Series - Zadar | 2021/11/19 09:00 | Drazen Petrovic v Domagoj Biljesko | 0-0 |
| UTR Pro Tennis Series - Zadar | 2021/11/18 14:30 | Drazen Petrovic v Martin Dimitrov | 6-4,6-4 |
| UTR Pro Tennis Series - Zadar | 2021/11/16 09:00 | Drazen Petrovic v Egor Matvievici | 6-0,7-6 |
| UTR Pro Tennis Series - Zadar | 2021/11/15 09:00 | Drazen Petrovic v Myroslav Bondar | 6-2,6-1 |
| UTR Pro Tennis Series - Zadar | 2021/10/02 07:00 | Borna Devald v Drazen Petrovic | 5-0 |
| UTR Pro Tennis Series - Zadar | 2021/10/01 08:00 | Christos Keisidis v Drazen Petrovic | 6-4,6-4 |
| UTR Pro Tennis Series - Zadar | 2021/09/30 09:30 | Duje Kekez v Drazen Petrovic | 3-6,4-5 |
| UTR Pro Tennis Series - Zadar | 2021/09/29 08:00 | Janos Fekete v Drazen Petrovic | 4-6,6-4,1-6 |
| ITF - M15 - Oberhaching | 2022/02/13 15:30 | Alex Knaff v Mark Havlicek | 7-5,6-3 |
| ITF - M15 - Oberhaching | 2022/02/13 10:00 | Mark Havlicek v Louroi Martinez | 7-5,7-5 |
| ITF - M15 - Ostrava | 2021/11/25 11:00 | Mark Havlicek v Adam Pavlasek | 2-6,2-6 |
| ITF - M15 - Ostrava | 2021/11/24 11:00 | Ondrej Krstev v Mark Havlicek | 5-7,7-5,3-6 |
| ITF - M15 - Ostrava | 2021/11/22 09:00 | Lukas Pokorny v Mark Havlicek | 6-4,6-3 |
| ITF - M15 - Ostrava | 2021/11/21 09:00 | Vojtech Vlkovsky v Mark Havlicek | 4-6,6-7 |
| ITF - M15 - Opava | 2021/11/14 12:30 | Mark Havlicek v Ondrej Valek | 7-6,6-7,5-10 |
| ITF - M15 - Antalya | 2021/10/25 07:00 | Mark Havlicek v Aliaksandr Bulitski | 3-6,2-6 |