Head to Head includes singles and doubles results.
11/06/21 | Benjamin Gamerdinger over Alexander Kostal | 6-3; 4-6; 6-3 | Playoff Match |
09/06/21 | Alexander Kostal over Benjamin Gamerdinger | 1-6; 7-5; 6-3 | |
07/28/21 | Alexander Kostal over Benjamin Gamerdinger | 5-7; 6-3; 6-3 |