Stadium: Court 2 Round: 54 Ground: Hardcourt indoor
| 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 |
| ITF M25 Pardubice | 2021/09/20 08:00 | Noah Schlagenhauf v Michael Gloeckler | 6-3,6-2 |
| UTR Pro Tennis Series Ricany | 2021/09/18 07:30 | Lawrence Bataljin v Michael Gloeckler | 6-4,5-2 |
| UTR Pro Tennis Series Ricany | 2021/09/17 09:00 | Michael Gloeckler v Yann Wojcik | 2-6,3-6 |
| ITF M15 Selva Gardena | 2021/10/24 18:40 | Filippo Bettini v Alessio Tramontin | 6-7,6-7 |
| ITF M25 Plaisir | 2021/09/13 10:15 | Alessio Tramontin v Hugo Pierre | 2-6,4-6 |
| ITF M25 Plaisir | 2021/09/12 11:10 | Sebastian Bahamondes v Alessio Tramontin | 0-6,0-6 |
| ITF M25 Lesa | 2021/08/24 11:50 | Alessio Tramontin v Lisandru Rodriguez | 3-6,1-6 |
| ITF M25 Lesa | 2021/08/23 09:30 | Alan Postay v Alessio Tramontin | 6-1,1-6,3-10 |
| ITF M25 Lesa | 2021/08/22 08:40 | Alessio Tramontin v Christian Fellin | 4-6,6-0,10-8 |
| ITF M15 Pescara | 2021/08/15 11:15 | Giovanni Calvano v Alessio Tramontin | 7-6,6-1 |
| ITF M25 Bolzano | 2021/08/02 10:05 | Lisandru Rodriguez v Alessio Tramontin | 4-6,6-3,10-4 |