Round: 45 Ground: Clay
| Challenger Bangkok 4 | 2016/01/04 06:00 | Go Soeda v David Guez | 2-6,6-4,6-1 |
| Challenger Brest | 2015/10/23 17:35 | Benoit Paire v David Guez | 7-5,6-7,6-3 |
| Challenger Brest | 2015/10/21 10:30 | David Guez v Gregoire Jacq | 6-4,6-3 |
| Challenger Brest | 2015/10/19 14:35 | David Guez v Ruben R. Hidalgo | 6-2,6-1 |
| Challenger Orleans | 2015/09/29 10:20 | David Guez v Kenny de Schepper | 3-6,2-6 |
| ITF France F19 | 2015/09/26 14:25 | Jeremy Jahn v David Guez | 6-2,6-4 |
| ITF France F19 | 2015/09/25 13:25 | Mats Moraing v David Guez | 1-6,4-6 |
| ITF France F19 | 2015/09/24 15:30 | Christian Hirschmueller v David Guez | 3-6,2-6 |
| Challenger Santo Domingo Qual | 2016/02/07 15:00 | Pere Riba v Stefan Kozlov | 6-2,6-3 |
| Challenger Santo Domingo Qual | 2016/02/06 14:00 | Jesus Francisco Felix v Stefan Kozlov | 1-6,2-6 |
| Challenger Dallas Qual | 2016/01/30 16:00 | Ryan Haviland v Stefan Kozlov | 6-4,1-6,6-2 |
| ITF USA F2 | 2016/01/13 20:40 | Stefan Kozlov v Michael Mmoh | 5-7,4-6 |
| ITF USA F1 | 2016/01/10 19:00 | Stefan Kozlov v Philip Bester | 7-6,6-7,6-3 |
| ITF USA F1 | 2016/01/09 18:00 | Tennys Sandgren v Stefan Kozlov | 1-6,1-6 |
| ITF USA F1 | 2016/01/08 18:00 | Gianluigi Quinzi v Stefan Kozlov | 3-6,6-3,1-6 |
| ITF USA F34 | 2015/11/25 21:00 | Cameron Norrie v Stefan Kozlov | 6-3,4-6,6-3 |