Buenos Aires 1978 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Jose Luis Clerc | d. | Victor Pecci | 6-4 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Victor Pecci | d. | Corrado Barazzutti | 6-4 6-4 |
| Jose Luis Clerc | d. | Harold Solomon | 6-2 1-6 6-2 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Corrado Barazzutti | d. | Carlos Kirmayr | 6-4 6-7 6-3 |
| Victor Pecci | d. | Jose Higueras | DEF |
| Jose Luis Clerc | d. | Ricardo Ycaza | 6-3 6-3 |
| Harold Solomon | d. | Chris Lewis | 6-3 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Corrado Barazzutti | d. | Hugo Varela | 6-4 6-4 |
| Carlos Kirmayr | d. | Rolf Gehring | 7-6 6-3 |
| Jose Higueras | d. | Andrew Pattison | 6-4 6-2 |
| Victor Pecci | d. | Jose Luis Damiani | 6-3 1-6 6-1 |
| Ricardo Ycaza | d. | Paolo Bertolucci | 4-6 6-2 8-6 |
| Jose Luis Clerc | d. | Werner Zirngibl | 6-1 6-1 |
| Chris Lewis | d. | Jorge Andrew | 5-7 6-0 6-2 |
| Harold Solomon | d. | Joao Soares | 6-4 6-2 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Corrado Barazzutti | d. | Belus Prajoux | 6-4 6-0 |
| Hugo Varela | d. | Patricio Cornejo | 6-3 1-6 6-2 |
| Carlos Kirmayr | d. | Antonio Munoz | 6-4 1-6 6-1 |
| Rolf Gehring | d. | Jaime Fillol | 6-3 2-6 6-2 |
| Jose Higueras | d. | Paul Mcnamee | 6-1 6-2 |
| Andrew Pattison | d. | Ivan Molina | 4-6 7-6 6-4 |
| Jose Luis Damiani | d. | Patrice Dominguez | 2-6 6-2 6-1 |
| Victor Pecci | d. | Hans Gildemeister | 6-0 6-2 |
| Paolo Bertolucci | d. | Fernando Dalla Fontana | 6-4 6-2 |
| Ricardo Ycaza | d. | Andreas Maurer | 4-6 7-5 8-6 |
| Werner Zirngibl | d. | Givaldo Barbosa | 6-3 7-5 |
| Jose Luis Clerc | d. | Ricardo Cano | 6-1 6-2 |
| Chris Lewis | d. | George Hardie | 6-2 6-2 |
| Jorge Andrew | d. | Lito Alvarez | 4-6 7-5 6-1 |
| Joao Soares | d. | Paul Kronk | 6-2 3-6 9-7 |
| Harold Solomon | d. | Van Winitsky | 2-6 6-4 6-4 |