Stadium: Centre Round: 28 Ground: Clay
| ITF M25 Jablonec Nad Nisou MD | 2021/05/19 13:45 | Durasovic V / Eriksson M v Siniakov/Svrcina | 6-7,6-3,11-9 |
| ITF M25 Prague MD | 2021/05/14 12:20 | Pavlasek/Stanek v Durasovic V / Eriksson M | 7-6,7-6 |
| ITF - M25 Angers - Doubles Hommes | 2021/04/22 14:10 | Denolly/Guinard v Durasovic V / Eriksson M | 6-2,6-4 |
| ITF - M25 Angers - Doubles Hommes | 2021/04/21 15:25 | Durasovic V / Eriksson M v Bouquet/Reveniau | 6-2,6-2 |
| ITF - M25 Angers - Doubles Hommes | 2021/04/20 15:10 | Durasovic V / Eriksson M v Fanselow/Jebens | 6-2,6-3 |
| ITF M25 Meerbusch MD | 2021/04/17 09:30 | Durasovic V / Eriksson M v Lehecka/Vrbensky | 3-6,3-6 |
| ITF M25 Meerbusch MD | 2021/04/16 15:10 | Durasovic V / Eriksson M v Heller P / Vanneste J | 1-6,7-5,10-8 |
| ITF M25 Meerbusch MD | 2021/04/15 13:30 | Durasovic V / Eriksson M v Heyman/Rosenkranz | 5-7,7-6,10-5 |
| ITF M25 Jablonec Nad Nisou MD | 2021/05/19 14:35 | Paulson/Rikl v Prachar/Velik | 6-1,6-1 |
| ITF M25 Jablonec Nad Nisou MD | 2021/05/18 15:00 | Paulson/Rikl v Bolardt A / Stepanek A | 6-4,6-3 |
| ITF M25 Prague MD | 2021/05/16 13:00 | Paulson/Rikl v Agamenone/Matuszewski | 4-6,3-6 |
| ITF M25 Prague MD | 2021/05/16 10:45 | Guinard M / Miedler L v Paulson/Rikl | 3-6,4-6 |
| Challenger - Prague - Doubles Hommes | 2021/05/05 09:00 | Paulson/Rikl v Martinez / Vega | 7-5,3-6,5-10 |
| Challenger - Ostrava - Doubles Hommes | 2021/05/01 11:40 | Polmans/Stakhovsky v Paulson/Rikl | 7-6,3-6,10-7 |
| Challenger - Ostrava - Doubles Hommes | 2021/04/30 13:05 | King/Reese v Paulson/Rikl | 4-6,4-6 |
| Challenger - Ostrava - Doubles Hommes | 2021/04/29 13:10 | Paulson/Rikl v Barrios Vera/Tabilo | 3-6,7-5,10-8 |