| ITF Turkey F12 | 03/29 13:10 | - | Oscar Jose Gutierrez v Dimitar Kuzmanov | 3-6,1-6 | |
| ITF Turkey F12 | 03/28 08:40 | - | Marvin Netuschil v Oscar Jose Gutierrez | 4-6,0-6 | |
| ITF Turkey F11 | 03/21 09:10 | - | Oscar J. Gutierrez v Juan P Varillas | 3-6,1-6 | |
| ITF Turkey F10 | 03/17 07:30 | - | Oscar Jose Gutierrez v Ivan Nedelko | 1-6,7-5,0-6 | |
| ITF Turkey F10 | 03/16 07:30 | - | Oscar Jose Gutierrez v Mikhail Korovin | 6-3,2-6,6-4 | |
| ITF Turkey F10 | 03/15 12:00 | - | Oscar Jose Gutierrez v Francisco Cerundolo | 6-3,6-3 | |
| ITF Turkey F10 | 03/14 07:30 | - | Oscar Jose Gutierrez v Ilya Vasilyev | 6-2,6-0 | |
| ITF Turkey F9 | 03/06 07:40 | - | Oriol Roca Batalla v Oscar Jose Gutierrez | 2-6,6-1,6-1 | |
| ITF Turkey F8 | 03/01 10:00 | - | Altug Celikbilek v Oscar J. Gutierrez | 7-5,6-2 | |
| ITF Turkey F8 | 03/01 07:00 | - | Kenneth Raisma v Oscar J. Gutierrez | 0-1 | |
| ITF Turkey F7 | 02/21 13:25 | - | Emil Ruusuvuori v Oscar Jose Gutierrez | 6-1,6-4 | |
| ITF Peru F2 | 12/23 16:10 | - | Oscar Jose Gutierrez v Matias Zukas | 4-6,2-6 | |
| ITF Peru F2 | 12/22 17:15 | - | Oscar Jose Gutierrez v Junior Alexander Ore | 1-6,7-6,6-2 | |
| ITF Peru F2 | 12/21 19:10 | - | Daniel Elahi Galan v Oscar Jose Gutierrez | 6-2,2-6,6-7 | |
| ITF Peru F2 | 12/20 19:00 | - | Nicolas Alvarez v Oscar Jose Gutierrez | Walkover | |
| ITF Peru F2 | 12/18 17:00 | - | Jeffrey John Wolf v Oscar Jose Gutierrez | 5-7,6-4,1-6 | |
| ITF Peru F1 | 12/15 23:10 | - | Oscar J. Gutierrez v Nicolas Alvarez | 3-6,5-7 | |
| ITF Peru F1 | 12/14 21:20 | - | Mauricio Echazu v Oscar J. Gutierrez | 4-6,6-1,2-6 | |
| ITF Peru F1 | 12/13 19:00 | - | Alejandro Mendoza v Oscar J. Gutierrez | 1-6,3-6 | |
| ITF Peru F1 | 12/12 19:00 | - | Rodrigo Sanchez v Oscar J. Gutierrez | 5-7,6-4,6-7 | |
| ITF Brazil F4 | 12/02 13:20 | - | [453] Oscar J. Gutierrez v Christian Lindell [326] | 4-6,6-2,4-6 | |
| ITF Brazil F4 | 12/01 12:35 | - | [453] Oscar J. Gutierrez v Jose Pereira [458] | 3-6,6-3,6-2 | |
| ITF Brazil F4 | 11/30 13:55 | - | Oscar J. Gutierrez v Fernando Yamacita | 6-1,6-4 | |
| ITF Brazil F4 | 11/28 11:30 | - | Oscar J. Gutierrez v Alex Blumenberg | 7-5,6-2 | |
| ITF Brazil F2 | 11/17 14:00 | - | Wilson Leite v Oscar Jose Gutierrez | 7-5,6-3 | |
| ITF Brazil F2 | 11/16 14:30 | - | Joao Lucas Reis da Silva v Oscar Jose Gutierrez | 5-7,4-6 | |
| ITF Brazil F2 | 11/14 16:20 | - | Gabriel C Da Silva v Oscar Jose Gutierrez | 6-4,6-7,2-6 | |
| ITF Argentina F8 | 11/07 18:40 | - | Oscar Jose Gutierrez v Andre Miele | 2-6,5-7 | |
| Challenger Buenos Aires Qual | 10/07 16:05 | - | [421] Oscar J. Gutierrez v Lenny Hampel [388] | 2-6,6-3,1-6 | |
| Challenger Campinas Qual | 10/01 14:30 | - | [463] Pedro Sakamoto v Oscar J. Gutierrez [426] | 6-4,6-2 |