Round: 27 Ground: Carpet indoor
| ITF Italy F1 | 2016/03/03 14:45 | Haerteis, Johannes v Jacq, Gregoire | 2-6,3-6 |
| ITF Italy F2 | 2017/03/01 14:10 | Galovic, Viktor v Haerteis, Johannes | 1-6,6-7 |
| ITF Italy F2 | 2017/02/27 10:00 | Schmid, Michal v Haerteis, Johannes | 3-6,2-6 |
| ITF Italy F2 Qual | 2017/02/26 14:10 | Pancaldi, Luca v Haerteis, Johannes | 6-7,4-6 |
| ITF Italy F2 Qual | 2017/02/25 13:00 | Frinzi, Mattia v Haerteis, Johannes | 2-6,5-7 |
| ITF Switzerland F2 Qual | 2017/02/12 12:25 | Haerteis, Johannes v Maiga, Riccardo | 5-7,6-3,4-6 |
| ITF Switzerland F2 Qual | 2017/02/11 17:30 | Haerteis, Johannes v Vialmin, Matteo | 6-2,6-4 |
| ITF Switzerland F1 | 2017/02/09 12:00 | Haerteis, Johannes v Netuschil, Marvin | 2-6,7-6,3-6 |
| ITF Switzerland F1 | 2017/02/07 12:00 | Haerteis, Johannes v Basso, Andrea | 7-6,6-4 |
| ITF Italy F2 | 2017/03/01 12:00 | Frigerio, Lorenzo v Jacq, Gregoire | 1-6,2-6 |
| ITF Italy F2 | 2017/02/28 11:55 | Kalenichenko, Danylo v Jacq, Gregoire | 3-6,4-6 |
| ITF Switzerland F1 | 2017/02/08 12:00 | Jacq, Gregoire v Matteo Berrettini | 4-6,6-7 |
| Challenger - Quimper | 2017/02/01 18:15 | Mathias Bourgue v Jacq, Gregoire | 7-6,6-2 |
| Challenger Quimper Qual | 2017/01/30 12:50 | Gleb Sakharov v Jacq, Gregoire | 4-6,6-2,7-6 |
| Challenger Quimper Qual | 2017/01/29 17:10 | Liam Broady v Jacq, Gregoire | 4-6,3-6 |
| Challenger Quimper Qual | 2017/01/28 18:50 | Jacq, Gregoire v Corrie, Edward | 6-1,2-6,6-2 |
| ITF France F2 | 2017/01/22 14:00 | Jacq, Gregoire v Gleb Sakharov | 3-6,3-6 |