Stadium: Centre Court Round: 28
| Challenger Lisbon | 2018/05/14 11:30 | Christian Harrison v Gleb Sakharov | 6-0,6-4 |
| Challenger Braga | 2018/05/09 11:00 | Sergio Gutierrez-Ferrol v Gleb Sakharov | 6-3,6-4 |
| Challenger Braga | 2018/05/07 12:20 | Joao Monteiro v Gleb Sakharov | 6-2,3-6,2-6 |
| Challenger Ostrava | 2018/05/01 09:00 | Gleb Sakharov v Gianluigi Quinzi | 2-6,1-6 |
| ATP Miami Qual | 2018/03/19 16:20 | Gleb Sakharov v Ernesto Escobedo | 0-6,3-6 |
| ITF Canada F2 | 2018/03/06 17:35 | Gleb Sakharov v JC Aragone | 3-6,7-6,6-7 |
| ATP Dubai | 2018/02/26 10:00 | Gleb Sakharov v Philipp Kohlschreiber | 4-6,2-6 |
| ATP Dubai Qual | 2018/02/25 08:00 | Blaz Kavcic v Gleb Sakharov | 3-6,4-6 |
| Challenger Glasgow | 2018/05/02 13:50 | Guillermo Olaso v Lloyd Glasspool | 6-4,6-3 |
| Challenger Glasgow | 2018/04/30 13:00 | Lloyd Glasspool v Marek Jaloviec | 6-3,6-2 |
| Challenger Leon Qual | 2018/04/21 21:15 | Alejandro Gomez v Lloyd Glasspool | 7-5,7-5 |
| Challenger Guadalajara Qual | 2018/04/15 17:40 | Lloyd Glasspool v Joao Souza | 6-3,6-7,6-7 |
| Challenger Guadalajara Qual | 2018/04/14 18:00 | Lloyd Glasspool v Cristian Rodriguez | 6-4,6-4 |
| Challenger Le Gosier | 2018/03/27 22:10 | Lloyd Glasspool v Filip Peliwo | 4-6,1-6 |
| ITF USA F8 | 2018/03/20 22:25 | Lloyd Glasspool v Martin Redlicki | 3-6,2-6 |
| ITF USA F7 | 2018/03/17 17:00 | Lloyd Glasspool v Borna Gojo | 3-6,4-6 |