Stadium: Court 2 Round: 19 Ground: Clay
| Challenger Iasi | 2021/07/11 07:00 | Matteo Martineau v Vlad Andrei Dancu | 3-6,6-7 |
| UTR Pro Tennis Series Bucharest | 2021/06/04 10:00 | Radu Mihai Papoe v Vlad Andrei Dancu | 7-6,6-5 |
| UTR Pro Tennis Series Bucharest | 2021/06/03 12:00 | Vlad Andrei Dancu v Valentin Vanta | 7-5,6-3 |
| UTR Pro Tennis Series Bucharest | 2021/06/03 06:00 | Vlad Andrei Dancu v Samuil Konov | 6-3,5-7,6-2 |
| UTR Pro Tennis Series Bucharest | 2021/06/02 11:30 | Vlad Andrei Dancu v Kuzey Cekirge | 3-6,6-3,2-6 |
| ITF M15 Bucharest | 2021/05/26 13:45 | Vlad Andrei Dancu v Simon Beaupain | 6-0,5-7,6-7 |
| ITF M15 Bucharest | 2021/05/25 07:00 | George Botezan v Vlad Andrei Dancu | 7-6,0-6,4-10 |
| ITF M15 Bucharest | 2021/05/24 09:30 | Vladislav Melnic v Vlad Andrei Dancu | 1-6,6-1,5-10 |
| Challenger Iasi | 2021/07/11 09:20 | Mircea-Alexandru Jecan v David Poljak | 4-6,0-6 |
| ITF M25 Wroclaw | 2021/06/29 13:25 | Uladzimir Ignatik v David Poljak | 6-0,6-2 |
| ITF M15 Bergamo | 2021/06/22 15:50 | David Poljak v Dali Blanch | 2-6,6-3,3-6 |
| Challenger Prostejov | 2021/06/15 09:35 | Alex Molcan v David Poljak | 6-3,6-3 |
| Challenger Prostejov | 2021/06/14 08:30 | Johannes Haerteis v David Poljak | 5-7,3-6 |
| Challenger Prostejov | 2021/06/13 09:00 | David Poljak v Sem Verbeek | 6-3,6-3 |
| ITF M15 Monastir | 2021/05/25 08:30 | David Poljak v Naoki Nakagawa | 6-7,7-6,1-6 |
| ITF M15 Monastir | 2021/05/20 08:25 | David Poljak v Jeremy Beale | 6-7,1-6 |