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