| 2010-03-05 | Davis Cup G2 R1: PAR vs AHO | Clay | RR | 1328 | AHOAlexander Blom | - |  Paulo Carvallo | 6-3 3-6 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2004-09-24 | Davis Cup WG PO: PAR vs CZE | Clay | RR | 26 |  Jiri Novak | - | Paulo Carvallo | 3-6 6-4 7-5 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2003-02-07 | Davis Cup G2 R1: PAR vs HAI | Clay | RR | - | Paulo Carvallo | 1278 |  Iphton Louis | 6-0 6-7(7) 6-4 2-6 6-1 | H2H | 5 | - | - | - | - | - | - | - |
| 2003-04-04 | Davis Cup G2 R2: PAR vs MEX | Clay | RR | - | Paulo Carvallo | 274 |  Miguel Gallardo-Valles | 6-1 7-6(4) 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 2001-02-09 | Davis Cup G2 QF: PAR vs VEN | Clay | RR | 373 |  Jose De Armas | 1235 | Paulo Carvallo | 6-4 3-6 6-3 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 2001-02-09 | Davis Cup G2 QF: PAR vs VEN | Clay | RR | 222 | Jimy Szymanski | 1235 | Paulo Carvallo | 6-2 6-7(7) 6-3 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 2001-04-06 | Davis Cup G2 PO: PAR vs DOM | Clay | RR | 1228 | Paulo Carvallo | - |  Genaro De Leon | 6-2 7-5 6-1 | H2H | 5 | - | - | - | - | - | - | - |
| 2000-02-04 | Davis Cup G2 QF: ESA vs PAR | Clay | RR | 461 | Paulo Carvallo | - |  Yari Bernardo | 5-7 7-6(6) 6-3 6-1 | H2H | 5 | - | - | - | - | - | - | - |
| 2000-02-04 | Davis Cup G2 QF: ESA vs PAR | Clay | RR | 461 | Paulo Carvallo | - |  Manuel Tejada | 7-6(4) 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 1999-07-16 | Davis Cup G2 PO: HAI vs PAR | Clay | RR | 366 | Paulo Carvallo | - | Jean Max Mangones | 6-0 6-0 6-3 | H2H | 5 | - | - | - | - | - | - | - |
