Stadium: Clay Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF Mexico F6 | 2017/11/19 16:30 | Sergio Luis H Ramirez v Carlos Ramirez Utermann | 6-4,1-6,7-5 |
| ITF Mexico F5 | 2017/11/16 00:10 | Connor Farren v Sergio Luis H Ramirez | 6-4,6-2 |
| ITF Mexico F5 | 2017/11/14 18:30 | Sergio Luis H Ramirez v Mick Lescure | 2-6,7-5,6-0 |
| Challenger Cali 2 Qual | 2017/10/14 21:35 | Daniel Munoz-De La Nava v Sergio Luis H Ramirez | 6-1,6-1 |
| Challenger Floridablanca Qual | 2017/08/05 22:40 | Sergio Luis H Ramirez v Camilo Ugo Carabelli | 0-6,6-7 |
| Challenger Floridablanca Qual | 2017/08/05 19:20 | Juan P Rodas v Sergio Luis H Ramirez | 6-7,1-6 |
| ITF Colombia F3 | 2017/08/01 18:00 | Sergio Luis H Ramirez v David Souto | 1-6,4-6 |
| ITF Colombia F2 | 2017/07/26 16:40 | Sergio Luis H Ramirez v Juan Sebastian Gomez | 2-6,1-6 |
| ITF Korea F5 | 2017/06/28 06:15 | Ji Hoon Son v Seong-Gook Oh | 5-7,1-6 |
| ITF Korea F3 | 2017/06/14 01:00 | Yunseong Chung v Ji Hoon Son | 7-6,6-4 |
| ITF Korea F2 | 2017/06/09 02:00 | Ji Hoon Son v Jeamoon Lee | 4-6,3-6 |
| ITF Korea F2 | 2017/06/08 01:00 | Yunseong Chung v Ji Hoon Son | 6-7,6-0,6-7 |
| ITF Korea F2 | 2017/06/07 05:55 | Ji Hoon Son v Hyeong Jin Cho | 6-1,6-1 |
| ITF Korea F1 | 2017/05/31 04:05 | Ji Hoon Son v Tae-Woo Lee | 3-6,6-0,3-6 |
| Challenger Busan Qual | 2017/05/14 05:45 | Ji Hoon Son v Daniel Nguyen | 1-6,5-7 |
| Challenger Busan Qual | 2017/05/13 03:30 | Ji Hoon Son v Jay Clarke | 7-6,6-4 |