Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Decatur | 2021/08/02 15:00 | Gage Brymer v Siphosothando Montsi | 6-2,2-6,7-10 |
| ITF M25 Champaign | 2021/07/28 17:35 | Gage Brymer v Rio Noguchi | 6-7,2-6 |
| ATP Los Cabos | 2021/07/18 02:40 | Gage Brymer v Alex Rybakov | 3-6,4-6 |
| ITF M15 Champaign | 2021/06/26 15:00 | Jason Kubler v Gage Brymer | 6-0,6-3 |
| ITF M15 Champaign | 2021/06/25 16:55 | Kweisi Kenyatte v Gage Brymer | 2-6,4-6 |
| ITF M15 Champaign | 2021/06/24 20:25 | Dane Sweeny v Gage Brymer | 6-7,6-7 |
| ITF M15 Champaign | 2021/06/23 16:50 | Gage Brymer v Sho Shimabukuro | 3-6,6-2,6-1 |
| ITF M25 Tulsa | 2021/06/18 14:00 | Gage Brymer v Sam Riffice | 0-6,6-7 |
| ITF M15 Monastir | 2021/08/11 07:30 | Daniil Glinka v Santiago Rodriguez Taverna | 4-6,6-7 |
| ITF M15 Monastir | 2021/08/10 07:30 | Daniil Glinka v Drew Baird | 7-5,6-0 |
| ITF M15 Monastir | 2021/08/09 07:30 | Daniil Glinka v Boopathy Sakthivel | 6-2,6-2 |
| ITF M15 Monastir | 2021/08/08 08:30 | Daniil Glinka v Duarte Vale | 6-3,3-6,10-2 |
| ITF M15 Monastir | 2021/08/07 07:30 | Daniil Glinka v Mattia Bellucci | 4-6,3-6 |
| ITF M15 Monastir | 2021/08/06 07:30 | Daniil Glinka v Coleman Wong | 4-6,7-5,6-2 |
| ITF M15 Monastir | 2021/08/05 07:20 | Dusty H. Boyer v Daniil Glinka | 3-6,5-7 |
| ITF M15 Castelo Branco | 2021/07/28 13:30 | Daniil Glinka v Jean Thirouin | 5-7,7-5,4-6 |