| ITF M25 Mulhouse | 09/13 10:00 | 27 | Gregoire Jacq v Tobias Simon | 4-6,6-7 | |
| ITF M25 Mulhouse | 09/12 10:00 | 26 | [451] Gregoire Jacq v Mats Rosenkranz [482] | 7-5,6-0 | |
| ITF M25 Mulhouse | 09/10 09:00 | 25 | Gregoire Jacq v Linus Frost | 6-2,6-1 | |
| ITF M25 Toulouse | 06/22 13:30 | 28 | [430] Hugo Gaston v Gregoire Jacq [418] | 6-1,6-3 | |
| ITF M25 Toulouse | 06/21 13:30 | 27 | Laurent Lokoli v Gregoire Jacq | 3-6,4-6 | |
| ITF M25 Toulouse | 06/20 13:00 | 26 | Pol Toledo Bague v Gregoire Jacq | 4-6,1-6 | |
| ITF M25 Toulouse | 06/19 14:05 | 25 | Ronald Slobodchikov v Gregoire Jacq | Retired | |
| Challenger Lisbon | 05/13 14:00 | 24 | [235] Mohamed Safwat v Gregoire Jacq [412] | 7-5,6-3 | |
| Challenger Rome | 05/06 10:10 | 24 | [492] Peter Heller v Gregoire Jacq [413] | 6-3,6-3 | |
| Challenger Bordeaux | 05/01 10:10 | 25 | [154] Marcos Giron v Gregoire Jacq [426] | 6-1,6-4 | |
| Challenger Bordeaux | 04/30 09:30 | 24 | [426] Gregoire Jacq v Albano Olivetti [433] | 7-6,7-5 | |
| Challenger St Brieuc | 03/26 10:40 | 25 | [82] Ricardas Berankis v Gregoire Jacq [438] | 6-1,6-3 | |
| Challenger St Brieuc | 03/25 10:30 | 24 | [279] Tristan Lamasine v Gregoire Jacq [438] | 4-6,3-6 | |
| Challenger Lille | 03/18 17:00 | 24 | [438] Gregoire Jacq v Viktor Troicki [247] | 6-7,2-6 | |
| Challenger Pau | 02/26 11:10 | 24 | [440] Gregoire Jacq v Zdenek Kolar [219] | 4-6,4-6 | |
| Challenger Pau | 02/25 09:30 | 166 | [316] Denis Yevseyev v Gregoire Jacq [440] | 4-6,1-6 | |
| Challenger Quimper | 01/30 13:25 | 25 | [456] Gregoire Jacq v Adrian M-Maceiras [125] | 0-6,6-7 | |
| Challenger Quimper | 01/29 10:30 | 24 | [462] Antoine C Chauvinc v Gregoire Jacq [456] | 1-6,6-2,5-7 | |
| Challenger Quimper | 01/28 09:00 | 166 | [456] Gregoire Jacq v Fabien Reboul [449] | 6-2,6-4 | |
| Challenger Rennes | 01/22 10:25 | 24 | [455] Gregoire Jacq v Raul Brancaccio [488] | Retired | |
| Challenger Rennes | 01/21 09:00 | 166 | [455] Gregoire Jacq v Yannick Mertens [410] | 7-5,6-2 | |
| ITF M15 Bagnoles-de-l'Orne | 01/10 13:00 | 26 | Yanais Laurent v Gregoire Jacq | 6-1,6-3 | |
| ITF M15 Bagnoles-de-l'Orne | 01/09 17:00 | 25 | Leo Bresson v Gregoire Jacq | 2-6,2-6 | |
| ITF France F22 | 10/21 08:30 | 29 | [419] Remi Boutillier v Gregoire Jacq [391] | 6-7,4-6 | |
| ITF France F22 | 10/20 13:00 | 28 | Tom Jomby v Gregoire Jacq | 2-6,1-6 | |
| ITF France F22 | 10/19 12:15 | 27 | [391] Gregoire Jacq v Yannick Jankovits [306] | 6-3,6-4 | |
| ITF France F22 | 10/18 13:40 | 26 | Gregoire Jacq v Arthur Reymond | 6-3,4-6,6-1 | |
| ITF France F22 | 10/17 16:30 | 25 | [391] Gregoire Jacq v Dan Added [258] | 7-6,6-4 | |
| ITF France F20 | 10/07 12:30 | 29 | [279] Gleb Sakharov v Gregoire Jacq [370] | 3-6,2-6 | |
| ITF France F20 | 10/06 13:50 | 28 | Gregoire Jacq v Yannick Jankovits | 7-5,6-3 |