| Challenger Guayaquil | 2017/10/30 18:25 | Inigo C Huegun v Jose Hernandez-Fernandez | 6-3,4-6,0-6 |
| Challenger Lima | 2017/10/24 15:30 | Inigo C Huegun v Jozef Kovalik | 4-6,7-6,4-6 |
| Challenger Cali 2 | 2017/10/18 17:00 | Inigo C Huegun v Federico Delbonis | 6-7,3-6 |
| Challenger Cali 2 | 2017/10/16 21:20 | Joao Souza v Inigo C Huegun | 3-6,7-6,6-7 |
| Challenger Rome 2 | 2017/09/26 10:40 | Carlos Taberner v Inigo C Huegun | 7-5,6-2 |
| Challenger Rome 2 Qual | 2017/09/25 09:00 | Inigo C Huegun v Elliot Benchetrit | 6-4,6-4 |
| Challenger Rome 2 Qual | 2017/09/24 09:50 | Inigo C Huegun v Andreas Haider-Maurer | 6-4,6-3 |
| Challenger Sibiu | 2017/09/21 08:00 | Cedrik-Marcel Stebe v Inigo C Huegun | 2-6,7-6,6-2 |
| Challenger Toyota | 2017/11/13 02:00 | Jason Jung v Max Purcell | 4-6,6-3,2-6 |
| Challenger Kobe | 2017/11/08 06:50 | Go Soeda v Jason Jung | 6-3,6-4 |
| Challenger Kobe | 2017/11/07 02:00 | Jason Jung v Omar Jasika | 2-6,6-4,6-4 |
| Challenger Shenzhen 2 | 2017/11/03 02:00 | Radu Albot v Jason Jung | 5-7,6-3,7-5 |
| Challenger Shenzhen 2 | 2017/11/02 06:00 | Jason Jung v Akira Santillan | 6-2,1-6,6-3 |
| Challenger Shenzhen 2 | 2017/10/31 02:00 | Jason Jung v Marinko Matosevic | 6-4,7-6 |
| Challenger Ho Chi Minh City | 2017/10/27 12:45 | Jason Jung v Mikhail Youzhny | 3-6,2-6 |
| Challenger Ho Chi Minh City | 2017/10/26 09:20 | Hugo Grenier v Jason Jung | 6-7,3-6 |