Stadium: Stadium Round: 28 Ground: Hardcourt outdoor
| ITF USA F25 Qual | 2015/08/09 15:00 | Krainik, Pavel v Diaz-Figueroa, Christopher | 5-7,6-1,5-7 |
| ITF Mexico F1 | 2018/05/11 20:45 | Gonzalez, Wilfredo v Diaz-Figueroa, Christopher | 1-6,5-7 |
| ITF Mexico F1 | 2018/05/10 19:30 | Findel-Hawkins, Jack v Diaz-Figueroa, Christopher | 6-7,4-6 |
| ITF Mexico F1 | 2018/05/08 18:15 | Boris Arias v Diaz-Figueroa, Christopher | 6-3,3-6,4-6 |
| Challenger Puerto Vallarta Qual | 2018/04/30 18:00 | Song, Evan v Diaz-Figueroa, Christopher | 6-3,2-6,6-4 |
| Challenger Puerto Vallarta Qual | 2018/04/29 16:00 | Boris Arias v Diaz-Figueroa, Christopher | 1-6,6-7 |
| Challenger Puerto Vallarta Qual | 2018/04/28 17:50 | Ortiz, Ricardo v Diaz-Figueroa, Christopher | 1-6,2-6 |
| Challenger Leon Qual | 2018/04/22 16:00 | Diaz-Figueroa, Christopher v Viktor Durasovic | 4-6,3-6 |
| Challenger Leon Qual | 2018/04/21 15:00 | Diaz-Figueroa, Christopher v Panta Herreros, Jorge Brian | 6-3,7-5 |
| ITF Mexico F1 | 2018/05/11 23:15 | Krainik, Pavel v Emilio Gomez | 6-4,4-6,6-3 |
| ITF Mexico F1 | 2018/05/09 19:15 | Krainik, Pavel v Lamble, John | 4-6,7-5,6-2 |
| ITF Mexico F1 | 2018/05/08 20:00 | Krainik, Pavel v Trey Hilderbrand | 4-6,6-3,6-4 |
| Challenger Puerto Vallarta Qual | 2018/04/28 22:50 | Panta Herreros, Jorge Brian v Krainik, Pavel | 4-6,6-4,6-0 |
| Challenger Leon Qual | 2018/04/21 19:00 | Rubin Statham v Krainik, Pavel | 6-4,6-3 |
| Challenger Panama City Qual | 2018/04/01 16:00 | Song, Evan v Krainik, Pavel | 4-6,7-5,6-2 |
| Challenger Panama City Qual | 2018/03/31 21:15 | Hach Verdugo, Hans v Krainik, Pavel | 6-4,2-6,3-6 |
| Challenger Panama City Qual | 2018/03/31 17:05 | Krainik, Pavel v Pasha, Nathan | 6-3,2-6,7-6 |