Stadium: Center Court Round: 25 Ground: Clay
| Challenger Almaty | 2018/06/15 05:00 | Pedja Krstin v Enrique Lopez-Perez | 6-1,6-3 |
| Challenger Mallorca | 2018/09/01 16:00 | Matthias Bachinger v Enrique Lopez-Perez | 6-4,6-3 |
| Challenger Mallorca | 2018/08/31 11:35 | Nicola Kuhn v Enrique Lopez-Perez | 1-6,6-7 |
| Challenger Mallorca | 2018/08/30 11:40 | Teymuraz Gabashvili v Enrique Lopez-Perez | 2-6,4-6 |
| Challenger Mallorca | 2018/08/28 09:30 | Lucas Miedler v Enrique Lopez-Perez | 6-3,6-7,4-6 |
| US Open | 2018/08/23 18:05 | Carlos Berlocq v Enrique Lopez-Perez | 6-3,3-6,6-1 |
| US Open | 2018/08/22 15:00 | Enrique Lopez-Perez v Ulises Blanch | 6-3,6-2 |
| Challenger Prague | 2018/07/27 12:00 | Lukas Rosol v Enrique Lopez-Perez | 1-6,6-2,7-6 |
| Challenger Prague | 2018/07/25 12:40 | Bernabe Zapata Miralles v Enrique Lopez-Perez | 3-6,3-6 |
| US Open | 2018/08/22 20:25 | Pedja Krstin v Ugo Humbert | 6-7,6-4,6-7 |
| Challenger Chengdu | 2018/08/02 03:00 | Yibing Wu v Pedja Krstin | 6-7,6-4,6-4 |
| Challenger Chengdu | 2018/07/31 10:15 | Zhe Li v Pedja Krstin | 3-6,4-6 |
| ATP Umag Qual | 2018/07/16 15:00 | Stefano Travaglia v Pedja Krstin | 1-6,6-3,6-2 |
| Challenger Milan | 2018/06/30 15:45 | Pedja Krstin v Gianluca Mager | 3-6,1-6 |
| Challenger Milan | 2018/06/27 09:00 | Pedja Krstin v Mathias Bourgue | 6-4,6-4 |
| Challenger Milan | 2018/06/26 09:00 | Pedja Krstin v Pedro Martinez | 7-6,6-0 |
| Challenger Poprad Tatry | 2018/06/19 10:55 | Pedja Krstin v Vaclav Safranek | 5-7,6-4,6-7 |