Stadium: Court 8 Round: 25 Ground: Clay
| ITF M15 Pirot | 2021/09/25 08:00 | Aldin Setkic v Federico Iannaccone | 6-3,3-6,7-6 |
| ITF M15 Pirot | 2021/09/24 08:00 | Aldin Setkic v David Jorda Sanchis | 6-4,6-4 |
| ITF M15 Pirot | 2021/09/23 09:30 | Aldin Setkic v Viktor Jovic | 6-1,6-4 |
| Challenger Istanbul | 2021/09/17 09:35 | Tung-Lin Wu v Aldin Setkic | 6-3,6-2 |
| Challenger Istanbul | 2021/09/16 10:25 | Aldin Setkic v Radu Albot | 4-6,6-3,7-5 |
| Challenger Istanbul | 2021/09/14 12:40 | Aldin Setkic v Victor Vlad Cornea | 6-4,6-2 |
| Challenger Istanbul | 2021/09/13 09:00 | Aldin Setkic v Elmar Ejupovic | 7-6,6-7,6-3 |
| Challenger Istanbul | 2021/09/12 11:30 | Kaichi Uchida v Aldin Setkic | 4-6,3-6 |
| ITF M15 Monastir | 2021/08/26 07:30 | Kyle Seelig v Jumpei Yamasaki | 6-0,7-5 |
| ITF M15 Monastir | 2021/08/25 07:30 | Keisuke Saitoh v Jumpei Yamasaki | 1-6,1-6 |
| ITF M15 Monastir | 2021/08/18 07:30 | Mateo Nicolas Martinez v Jumpei Yamasaki | 5-7,6-1,7-5 |
| ITF M15 Monastir | 2021/08/11 18:25 | Sho Shimabukuro v Jumpei Yamasaki | 6-3,6-2 |
| ITF M25 Decatur | 2021/08/05 17:55 | Jumpei Yamasaki v Yunseong Chung | 2-6,2-6 |
| ITF M25 Decatur | 2021/08/04 21:50 | Aleksandar Kovacevic v Jumpei Yamasaki | 4-6,6-3,3-6 |
| ITF M25 Decatur | 2021/08/03 17:10 | Jumpei Yamasaki v Stefan Dostanic | 6-4,6-4 |
| ITF M25 Decatur | 2021/08/02 15:00 | Jumpei Yamasaki v Carson Haskins | 6-1,6-2 |