Stadium: Court 4 Round: 28 Ground: Clay
| ITF Bolivia F2 Qual | 2017/09/23 16:00 | Diego Hidalgo v Arklon H D Pino | 6-4,6-7,6-1 |
| ITF Peru F1 | 2018/09/27 16:00 | Duilio Beretta v Diego Hidalgo | 4-6,3-6 |
| ITF Peru F1 | 2018/09/26 17:25 | Guido Ivan Justo v Diego Hidalgo | 3-6,3-6 |
| ITF Peru F1 | 2018/09/24 15:00 | Boruch Skierkier v Diego Hidalgo | 3-6,3-6 |
| Davis Cup | 2018/09/15 15:25 | Xavier Lawrence v Diego Hidalgo | 0-6,1-6 |
| ITF Spain F24 | 2018/08/23 15:20 | Diego Hidalgo v Miguel Semmler | 3-6,6-1,3-6 |
| ITF Spain F24 | 2018/08/22 10:10 | Diego Hidalgo v Quim Sorni Chavarria | 6-2,6-4 |
| ITF Spain F24 | 2018/08/20 13:40 | Martin Cuevas v Diego Hidalgo | 3-6,4-6 |
| ITF Spain F22 | 2018/08/10 17:55 | Diego Hidalgo v David Perez Sanz | 5-7,4-6 |
| ITF Peru F1 | 2018/09/27 17:45 | Nicolas Alberto Arreche v Arklon H D Pino | 2-6,7-5,2-6 |
| ITF Peru F1 | 2018/09/26 15:00 | Rodrigo Sanchez v Arklon H D Pino | 4-6,4-6 |
| ITF Peru F1 | 2018/09/25 18:00 | Nicolas Bianchi v Arklon H D Pino | 7-5,2-6,1-6 |
| ITF Argentina F6 | 2018/09/19 13:00 | Genaro Alberto Olivieri v Arklon H D Pino | 6-3,6-2 |
| ITF Argentina F6 | 2018/09/18 13:00 | Arklon H D Pino v Lorenzo Gagliardo | 6-2,7-5 |
| ITF Argentina F5 | 2018/09/10 15:35 | Gonzalo Villanueva v Arklon H D Pino | 5-7,6-2,6-2 |
| ITF Argentina F4 | 2018/09/05 14:30 | Juan Ignacio Galarza v Arklon H D Pino | 7-5,6-4 |
| ITF Argentina F4 | 2018/09/03 14:45 | Arklon H D Pino v Facundo Juarez | 7-5,3-6,7-5 |