| UTR Pro Tennis Series Cancun | 04/03 13:00 | - | Ivar Jose Aramburu Contreras v Zachery Foster | 5-7,6-3,4-5 | |
| UTR Pro Tennis Series Cancun | 04/02 17:30 | - | Ivar Jose Aramburu Contreras v Manuel Sanchez | 7-5,6-6 | |
| UTR Pro Tennis Series Cancun | 03/31 13:12 | - | Ivar Jose Aramburu Contreras v Luciano Doria | 6-7,7-6,4-6 | |
| UTR Pro Tennis Series Cancun | 11/21 17:30 | - | Nicolas Bianchi v Ivar J A Contreras | 7-5,5-4 | |
| UTR Pro Tennis Series Cancun | 11/20 15:30 | - | Maximiliano Estevez v Ivar J A Contreras | 4-6,2-6 | |
| UTR Pro Tennis Series Cancun | 11/19 17:00 | - | Julian Cash v Ivar J A Contreras | 6-4,6-3 | |
| UTR Pro Tennis Series Cancun | 11/17 16:00 | - | Ivar J A Contreras v Emilio Vila | 6-3,3-6,2-5 | |
| ITF M15 Cancun | 02/19 18:25 | 25 | Ivar Jose Aramburu Contreras v Francisco Comesana | 4-6,6-4,3-6 | |
| ITF M15 Cancun | 02/18 14:00 | 44 | Eduardo Ribeiro v Ivar Jose Aramburu Contreras | 6-2,6-7,8-10 | |
| ITF M15 Cancun | 02/17 15:00 | 44 | Andres Urrea v Ivar Jose Aramburu Contreras | 5-7,2-6 | |
| ITF M15 Cancun | 02/16 19:00 | 44 | Ivar Jose Aramburu Contreras v Maik Steiner | 6-4,2-6,13-11 | |
| ITF M15 Cancun | 02/09 16:00 | 44 | Alfredo Perez v Ivar Jose Aramburu Contreras | 3-6,7-6,11-9 | |
| ITF M15 Cancun | 02/02 18:00 | 44 | Ivar Jose Aramburu Contreras v Fernando Yamacita | 7-6,5-7,5-10 | |
| ITF M15 Cancun | 01/28 14:00 | 44 | Ivar Jose Aramburu Contreras v Spencer Papa | 5-7,1-6 | |
| ITF M15 Cancun | 01/27 14:00 | 44 | Luis Patino v Ivar Jose Aramburu Contreras | 2-6,5-7 | |
| ITF M15 Cancun | 01/21 18:40 | 25 | Jordi Arconada v Ivar J A Contreras | 6-1,6-2 | |
| ITF M15 Cancun | 01/14 17:10 | 25 | Tigre Hank v Ivar J A Contreras | 6-2,6-2 | |
| ITF M15 Cancun | 08/13 14:00 | 25 | Ivar Jose Aramburu Contreras v Jaimee Floyd Angele | 2-6,2-6 | |
| ITF M15 Cancun | 08/01 15:30 | 26 | Ivar Jose Aramburu Contreras v Alejandro Mendoza | 3-6,2-6 | |
| ITF M15 Cancun | 07/30 13:30 | 25 | Ivar J A Contreras v Darryl Hale | 6-1,6-1 | |
| ITF M15 Cancun | 07/24 15:00 | 25 | Ivar J A Contreras v Gage Brymer | 2-6,5-7 | |
| ITF M15 Cancun | 07/16 15:50 | 25 | Alejandro Mendoza v Ivar Jose Aramburu Contreras | 6-2,6-1 | |
| ITF M15 Cancun | 07/08 17:30 | 54 | Tanner K Smith v Ivar Jose Aramburu Contreras | 6-3,6-3 | |
| ITF M15 Cancun | 06/12 13:30 | 25 | Ivar J A Contreras v Kalman L. Boyd | 1-6,4-6 | |
| ITF M15 Cancun | 06/04 15:00 | 25 | Nicolas Mejia v Ivar J A Contreras | 6-2,6-3 | |
| ITF M15 Cancun | 05/28 15:45 | 25 | Camilo Ugo Carabelli v Ivar J A Contreras | 6-3,6-3 | |
| ITF M15 Cancun | 05/15 15:35 | 25 | Ivar Jose Aramburu Contreras v Ivan Endara | 2-6,0-6 | |
| ITF M15 Cancun | 05/06 14:30 | 54 | Ivar Jose Aramburu Contreras v Matthew Mendez | 1-6,0-6 | |
| ITF Ecuador F2 Qual | 07/30 15:00 | 44 | Ivar J A Contreras v Garizon Abarzua | 2-6,3-6 | |
| ITF Ecuador F2 Qual | 07/29 18:00 | 44 | Ivar Jose Aramburu Contreras v Felipe Santamaria | 6-2,6-2 |