Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/08/17 07:30 | Shohei Chikami v Mateo Nicolas Martinez | 1-6,4-6 |
| ITF M15 Monastir | 2021/08/16 08:30 | Mateo Nicolas Martinez v Rishi Reddy | 6-2,6-0 |
| ITF M15 Monastir | 2021/08/15 13:30 | Hamzeh Al-Aswad v Mateo Nicolas Martinez | 1-6,1-6 |
| ITF M15 Monastir | 2021/08/09 07:30 | Taisei Ichikawa v Mateo Nicolas Martinez | 6-1,6-2 |
| ITF M15 Monastir | 2021/08/08 07:30 | Mateo Nicolas Martinez v Matas Vasiliauskas | 6-4,6-3 |
| ITF M15 Monastir | 2021/08/05 07:30 | Hady Habib v Mateo Nicolas Martinez | 7-6,5-7,6-4 |
| ITF M15 Monastir | 2021/08/04 07:30 | Mateo Nicolas Martinez v Martin Dimitrov | 6-2,6-2 |
| ITF M15 Monastir | 2021/08/03 07:30 | Jan Sebesta v Mateo Nicolas Martinez | 2-6,1-6 |
| 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 |
| ITF M25 Champaign | 2021/07/29 17:00 | Gijs Brouwer v Jumpei Yamasaki | 6-3,6-0 |
| ITF M25 Champaign | 2021/07/28 19:10 | Martin Damm v Jumpei Yamasaki | 6-7,6-7 |
| ITF M15 Antalya | 2021/05/02 06:00 | Jumpei Yamasaki v Federico Bertuccioli | 6-2,4-6,10-6 |