Stadion: Cancha Central Round: 24 Ground: Clay
| Challenger - Campinas | 2018/10/01 13:00 | Oscar Jose Gutierrez v Nicolas Alvarez | 3-6,5-7 |
| ITF - Peru F1 | 2017/12/15 23:00 | Oscar Jose Gutierrez v Nicolas Alvarez | 3-6,5-7 |
| Challenger - Santo Domingo | 2019/10/08 20:00 | Andrea Collarini v Nicolas Alvarez | 6-7,6-4,6-1 |
| Challenger - Santo Domingo | 2019/10/08 01:50 | Nicolas Alvarez v Jordi Arconada | 6-3,6-0 |
| Challenger - Campinas | 2019/10/04 15:00 | Nicolas Alvarez v Juan Pablo Ficovich | 1-6,3-6 |
| Challenger - Campinas | 2019/10/03 16:05 | Pedro Sakamoto v Nicolas Alvarez | 1-6,2-6 |
| Challenger - Campinas | 2019/10/01 16:20 | Nicolas Alvarez v Jeremy Jahn | 6-4,6-2 |
| Challenger - Campinas | 2019/09/30 16:45 | Gilbert S K Junior v Nicolas Alvarez | 2-6,3-6 |
| Challenger - Buenos Aires | 2019/09/24 17:30 | Nicolas Alvarez v Thiago Seyboth Wild | 4-6,4-6 |
| Challenger - Buenos Aires | 2019/09/23 18:50 | Nicolas Alvarez v Juan Manuel Cerundolo | 6-3,6-0 |
| Challenger - Santo Domingo | 2019/10/10 19:00 | Thiago Monteiro v Oscar Jose Gutierrez | 6-3,7-5 |
| Challenger - Santo Domingo | 2019/10/08 22:55 | Oscar Jose Gutierrez v Pedja Krstin | 7-5,6-4 |
| Challenger - Campinas | 2019/09/30 18:05 | Oscar Jose Gutierrez v Juan Pablo Varillas | 2-6,2-6 |
| Challenger - Buenos Aires | 2019/09/23 15:10 | Genaro Alberto Olivieri v Oscar Jose Gutierrez | 6-4,6-4 |
| Challenger - Biella | 2019/09/18 08:00 | Tommy Robredo v Oscar Jose Gutierrez | 6-0,6-1 |
| Challenger - Biella | 2019/09/17 08:00 | Gianluigi Quinzi v Oscar Jose Gutierrez | 2-6,6-1,3-6 |
| Challenger - Stettin | 2019/09/09 14:30 | Oscar Jose Gutierrez v Jan Satral | 6-7,3-6 |
| ITF - M25 - Donostia-San-Sebastian | 2019/09/01 10:30 | Oscar Jose Gutierrez v Javier Barranco Cosano | 5-7,0-6 |