Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Selva Gardena | 2021/10/27 15:30 | Matteo Gigante v Michael Gloeckler | 7-6,6-4 |
| ITF M15 Selva Gardena | 2021/10/26 14:20 | Michael Gloeckler v Andrea Guerrieri | 6-2,6-2 |
| ITF M15 Selva Gardena | 2021/10/25 12:40 | Michael Gloeckler v Alessio Tramontin | 7-5,3-6,10-7 |
| ITF M15 Selva Gardena | 2021/10/24 16:35 | Michael Gloeckler v Giovanni Agostinetto | 7-6,7-6 |
| ITF M15 Sozopol | 2021/10/11 10:00 | Nikolay Nedelchev v Michael Gloeckler | 6-0,6-3 |
| ITF M15 Sozopol | 2021/10/10 12:00 | Maxim Khorozov v Michael Gloeckler | 7-6,2-6,5-10 |
| ITF M15 Sozopol | 2021/10/05 06:30 | Nikolay Nedelchev v Michael Gloeckler | 6-0,6-3 |
| ITF M15 Sozopol | 2021/10/04 07:00 | Samuil Konov v Michael Gloeckler | 3-6,4-6 |