Stadium: Court 2 Round: 25 Ground: Clay
| 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 |
| ITF M15 Monastir | 2021/05/18 10:20 | David Poljak v Louis Tessa | 7-6,6-4 |
| Challenger Salinas 2 | 2021/04/27 14:30 | Gonzalo Villanueva v David Poljak | 5-7,7-6,7-6 |
| Challenger Salinas 2 | 2021/04/26 18:35 | Miguel M Larrea v David Poljak | 3-6,0-6 |
| ITF M15 Genova | 2021/06/17 08:00 | Dali Blanch v Remy Bertola | 3-6,4-6 |
| ITF M15 Genova | 2021/06/15 15:05 | Dali Blanch v Riccardo Tavilla | 6-3,6-2 |
| ITF M15 Antalya | 2021/05/12 07:00 | David Pichler v Dali Blanch | 6-2,6-4 |
| ITF M15 Antalya | 2021/05/04 11:20 | Filip Cristian Jianu v Dali Blanch | 6-2,6-3 |
| ITF M15 Antalya | 2021/04/28 09:55 | Dali Blanch v Yshai Oliel | 0-6,6-3,2-6 |
| ITF M15 Cordoba | 2021/04/07 14:40 | Dali Blanch v Alejo Lorenzo Lingua Lavallen | 5-7,2-6 |
| ITF M15 Villa Maria | 2021/03/31 20:25 | Dali Blanch v Juan Bautista Torres | 6-7,1-6 |
| ITF M15 Castelo Branco | 2020/09/24 09:00 | Riccardo Balzerani v Dali Blanch | 4-6,6-4,7-6 |