Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| ATP Sofia - Herredouble | 2021/09/30 11:50 | Gonzalez/Molteni v Milushev/Shandarov | 6-3,6-4 |
| ITF M25 Trier - Herredouble | 2021/08/27 14:45 | Wehnelt/Zahraj v Handel/Steinegger | 6-4,6-7,10-6 |
| ITF M25 Trier - Herredouble | 2021/08/26 14:10 | Agabigun/Schmitz v Handel/Steinegger | 7-6,4-6,6-10 |
| ITF M25 Marburg - Herredouble | 2021/07/10 15:20 | De Jonge/Ouden v Handel/Steinegger | 2-6,6-4,11-9 |
| ITF M25 Marburg - Herredouble | 2021/07/09 13:30 | Cubelic/Woerner v Handel/Steinegger | 4-6,6-2,7-10 |
| ITF M25 Marburg - Herredouble | 2021/07/08 13:30 | Handel/Steinegger v Schell/Schmitz | 6-2,6-2 |
| ITF M25 Marburg - Herredouble | 2021/07/07 14:00 | Handel/Steinegger v Melzer/Sudzum | 6-1,7-6 |