Stadium: Court 4 Round: 25 Ground: Clay
| ITF Brazil F4 | 2017/11/28 11:30 | Oscar Jose Gutierrez v Alex Blumenberg | 7-5,6-2 |
| ITF Dominican Republic F2 | 2018/12/03 14:30 | Alec Adamson v Oscar Jose Gutierrez | 6-4,3-6,7-5 |
| ITF Dominican Republic F1 | 2018/11/30 14:00 | Baptiste Crepatte v Oscar Jose Gutierrez | 6-4,4-6,7-5 |
| ITF Dominican Republic F1 | 2018/11/29 13:30 | Oscar Jose Gutierrez v Ricardo Rodriguez-Pace | 6-4,6-4 |
| ITF Dominican Republic F1 | 2018/11/28 15:30 | Oscar Jose Gutierrez v Milen Ianakiev | 4-6,6-3,6-4 |
| ITF Dominican Republic F1 | 2018/11/26 14:30 | Oscar Jose Gutierrez v Alejandro Mendoza | 6-3,6-2 |
| ITF Brazil F8 | 2018/11/09 14:30 | Oscar Jose Gutierrez v Rafael Matos | 6-4,4-6,2-6 |
| ITF Brazil F8 | 2018/11/07 21:40 | Oscar Jose Gutierrez v Rafael M Da Silva | 6-1,6-2 |
| ITF Brazil F8 | 2018/11/06 17:55 | Oscar Jose Gutierrez v Fermin Tenti | 4-6,6-4,7-6 |
| ITF Dominican Republic F3 | 2018/12/10 13:00 | Alex Blumenberg v Kevin Major | 3-6,6-3,6-4 |
| ITF Dominican Republic F2 | 2018/12/02 15:00 | Alex Blumenberg v Kevin Major | 6-7,0-6 |
| ITF Dominican Republic F1 | 2018/11/28 15:55 | Alex Blumenberg v Jose Olivares | 3-6,1-6 |
| ITF Dominican Republic F1 | 2018/11/27 16:30 | Alex Blumenberg v Omni Kumar | 3-6,6-4,6-2 |
| ITF Dominican Republic F1 | 2018/11/25 15:00 | Alex Blumenberg v Osviel Turino | 6-1,6-3 |
| ITF Brazil F9 | 2018/11/17 13:00 | Joao Souza v Alex Blumenberg | 6-3,6-1 |
| ITF Brazil F9 | 2018/11/16 13:00 | Alex Blumenberg v Carlos E. Severino | 6-4,6-4 |
| ITF Brazil F9 | 2018/11/15 13:40 | Rafael Matos v Alex Blumenberg | 3-6,6-7 |