| ITF Ecuador F1 Qual | 07/23 16:00 | 44 | Ivar J A Contreras v Luis Britto | 1-6,6-1,4-6 | |
| ITF Ecuador F1 Qual | 07/22 19:00 | 44 | Alberto Odiseo Alvarado Berrospi v Ivar Jose Aramburu Contreras | 4-6,2-6 | |
| ITF Mexico F3 | 05/19 15:00 | 62 | Ivar Jose Aramburu Contreras v Gage Brymer | 4-6,4-6 | |
| ITF Mexico F2 | 05/14 16:00 | 62 | Samuel Shropshire v Ivar Jose Aramburu Contreras | 6-4,6-1 | |
| ITF Mexico F2 | 05/12 16:00 | 62 | Rowland Phillips v Ivar Jose Aramburu Contreras | 3-6,7-5,6-7 | |
| ITF Mexico F1 | 05/07 15:00 | 62 | Herbert Jody Maginley v Ivar Jose Aramburu Contreras | 6-1,6-4 | |
| ITF Mexico F1 | 05/06 15:00 | 62 | Joaquin Marquez v Ivar Jose Aramburu Contreras | 6-7,4-6 | |
| Challenger Puerto Vallarta Qual | 04/28 21:25 | 45 | Lucas Gomez v Ivar J A Contreras | 6-1,7-6 | |
| Challenger San Luis Potosi Qual | 03/25 17:20 | 45 | Ivar J A Contreras v Kevin Krawietz | 0-6,6-7 | |
| Challenger Morelos Qual | 02/17 16:40 | 45 | Ivar J A Contreras v Boris Arias | 2-6,3-6 | |
| ITF Mexico F8 | 12/02 17:00 | 62 | Mario Urquidi v Ivar Jose Aramburu Contreras | 1-6,6-3,6-4 | |
| ITF Mexico F7 | 11/27 15:00 | 62 | Ivar Jose Aramburu Contreras v Raul-Isaias Rosas-Zarur | 2-6,2-6 | |
| ITF Mexico F7 | 11/26 16:00 | 62 | Ivar Jose Aramburu Contreras v Alan Magadan | 4-6,6-0,6-4 | |
| ITF Mexico F6 | 11/20 15:30 | 62 | Alejandro Mendoza v Ivar Jose Aramburu Contreras | 6-0,6-4 | |
| ITF Mexico F6 | 11/19 16:30 | 62 | Max Colorado v Ivar Jose Aramburu Contreras | 5-7,7-5,2-6 | |
| ITF Mexico F6 | 11/18 16:00 | 62 | Alejandro Hastings v Ivar Jose Aramburu Contreras | 2-6,1-6 | |
| ITF Mexico F5 | 11/12 17:30 | 62 | Ivar Jose Aramburu Contreras v Aitor Aramburu | 0-6,1-6 | |
| Challenger Monterrey Qual | 09/30 18:30 | 45 | Ivar J A Contreras v Jake Douglas | 0-6,4-6 | |
| Challenger Floridablanca Qual | 08/05 20:50 | 45 | Cristian Rodriguez v Ivar Jose Aramburu Contreras | 6-2,6-0 | |
| ITF Colombia F2 | 07/23 14:30 | 44 | Luis Valero v Ivar Jose Aramburu Contreras | 6-2,6-2 | |
| ITF Colombia F1 | 07/17 15:00 | 44 | Facundo Juarez v Ivar Jose Aramburu Contreras | 6-2,7-5 | |
| Challenger Medellin Qual | 07/09 15:00 | 45 | Juan Manuel Lopez v Ivar J A Contreras | Retired | |
| ITF Mexico F4 | 05/16 18:15 | 25 | Ivar Jose Aramburu Contreras v Federico Zeballos | 3-6,1-6 | |
| ITF Mexico F2 | 05/03 19:00 | 26 | Ivar Jose Aramburu Contreras v Federico Zeballos | 0-6,1-6 | |
| ITF Mexico F2 | 05/01 17:00 | 25 | Ivar J A Contreras v Rogelio Siller | 6-4,6-1 | |
| Challenger San Luis Potosi Qual | 04/08 20:55 | 45 | Carlos De La Pena v Ivar Jose Aramburu Contreras | 6-2,6-0 | |
| Challenger Leon Qual | 03/26 16:00 | 45 | Ivar Jose Aramburu Contreras v Juan Ignacio Londero | 2-6,3-6 | |
| Challenger Morelos Qual | 02/18 16:00 | 45 | Mauricio Astorga v Ivar Jose Aramburu Contreras | 6-4,6-2 | |
| ITF El Salvador F1 | 11/14 16:00 | 25 | Wilfredo Gonzalez v Ivar J A Contreras | 4-6,6-3,6-3 | |
| ITF Ecuador F3 | 10/24 17:00 | 25 | Roberto Quiroz v Ivar J A Contreras | 6-0,6-1 |