| 2014-04-04 | Davis Cup G2 PO: CHI vs PAR | Clay | RR | 397 |  Cristian Garin | 1818 |  Gustavo Ramirez | 4-6 6-3 6-0 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2010-07-09 | Davis Cup G2 R2: PAR vs MEX | Clay | RR | 397 |  Daniel Garza | - | Gustavo Ramirez | 6-1 6-4 6-2 | H2H | 5 | - | - | - | - | - | - | - |
| 2008-09-19 | Davis Cup G2 F: PAR vs ECU | Hard | RR | 1210 | Gustavo Ramirez | 522 |  Ivan Endara | 4-6 6-4 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 2007-09-21 | Davis Cup G2 F: PAR vs URU | Clay | RR | 353 |  Marcel Felder | 1079 | Gustavo Ramirez | 6-1 6-1 6-2 | H2H | 5 | - | - | - | - | - | - | - |
| 2007-02-09 | Davis Cup G2 R1: PAR vs CUB | Clay | RR | 1174 | Gustavo Ramirez | - |  Favel Freyre | 7-5 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2007-02-09 | Davis Cup G2 R1: PAR vs CUB | Clay | RR | 1174 | Gustavo Ramirez | - | Edgar Hernandez-Perez | 6-3 7-5 1-6 6-0 | H2H | 5 | - | - | - | - | - | - | - |
| 2007-04-06 | Davis Cup G2 R2: PAR vs DOM | Clay | RR | 494 |  Victor Estrella Burgos | 1154 | Gustavo Ramirez | 6-4 6-3 1-6 5-7 7-5 | H2H | 5 | - | - | - | - | - | - | - |
| 2005-07-15 | Davis Cup G1 PO: MEX vs PAR | Hard | RR | 495 | Victor Romero | - | Gustavo Ramirez | 6-4 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2005-07-15 | Davis Cup G1 PO: MEX vs PAR | Hard | RR | 628 | Carlos Palencia | - | Gustavo Ramirez | 6-4 6-4 6-2 | H2H | 5 | - | - | - | - | - | - | - |
| 2005-04-29 | Davis Cup G1 R2: ECU vs PAR | Clay | RR | 120 | Giovanni Lapentti | - | Gustavo Ramirez | 6-0 7-6(3) 6-3 | H2H | 5 | - | - | - | - | - | - | - |
