Guillermo Vilas defeated Alejandro Ganzábal 6–2, 6–4 to win the 1982 Buenos Aires Grand Prix tennis singles competition. Ivan Lendl was the champion but did not defend his title.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
Guillermo Vilas (champion)
Víctor Pecci Sr. (second round)
Pedro Rebolledo (first round)
Manuel Orantes (second round) Ricardo Cano (first round)
Pablo Arraya (second round) Ángel Giménez (first round)
Diego Pérez (semifinals)| First Round | Second Round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||||||||
| 1 | G Vilas | 6 | 6 | |||||||||||||||||||||||||||||||
| G Tiberti | 0 | 4 | 1 | G Vilas | 6 | 6 | ||||||||||||||||||||||||||||
| R Argüello | 3 | 3 | G Aubone | 0 | 4 | |||||||||||||||||||||||||||||
| G Aubone | 6 | 6 | 1 | G Vilas | 6 | 6 | ||||||||||||||||||||||||||||
 H-P Kandler | 3 | 0 |  Z Kuharszky | 2 | 3 | |||||||||||||||||||||||||||||
 A Zugarelli | 6 | 6 | A Zugarelli | 3 | 2 | |||||||||||||||||||||||||||||
| Z Kuharszky | 6 | 6 | Z Kuharszky | 6 | 6 | |||||||||||||||||||||||||||||
| 5 | R Cano | 1 | 4 | 1 | G Vilas | 6 | 6 | |||||||||||||||||||||||||||
| 3 | P Rebolledo | 1 | 5 | 8 | D Pérez | 4 | 2 | |||||||||||||||||||||||||||
| G Auroux | 6 | 7 | G Auroux | 3 | 1 | |||||||||||||||||||||||||||||
 F Segarceanu | 3 | 7 | 6 | F Segarceanu | 6 | 6 | ||||||||||||||||||||||||||||
| E Bengoechea | 6 | 6 | 1 | F Segarceanu | 4 | 4 | ||||||||||||||||||||||||||||
| Q | R Rivera | 3 | 6 | 8 | D Pérez | 6 | 6 | |||||||||||||||||||||||||||
 K Johansson | 6 | 7 | K Johansson | 5 | 2 | |||||||||||||||||||||||||||||
 C Roger-Vasselin | 3 | 6 | 3 | 8 | D Pérez | 7 | 6 | |||||||||||||||||||||||||||
| 8 | D Pérez | 6 | 3 | 6 | 1 | Guillermo Vilas | 6 | 6 | ||||||||||||||||||||||||||
| 6 | P Arraya | 6 | 7 | 6 | Alejandro Ganzábal | 2 | 4 | |||||||||||||||||||||||||||
| S Simonsson | 7 | 5 | 1 | 6 | P Arraya | 3 | 0 | |||||||||||||||||||||||||||
| B Prajoux | 6 | 6 | B Prajoux | 6 | 6 | |||||||||||||||||||||||||||||
| E Osta | 4 | 4 | B Prajoux | 6 | 6 | 2 | ||||||||||||||||||||||||||||
| A Ganzábal | 6 | 6 | A Ganzábal | 4 | 7 | 6 | ||||||||||||||||||||||||||||
 D Keretić | 3 | 3 | A Ganzábal | 6 | 6 | |||||||||||||||||||||||||||||
 I Dupasquier | 3 | 4 | 4 | M Orantes | 4 | 4 | ||||||||||||||||||||||||||||
| 4 | M Orantes | 6 | 6 | A Ganzábal | 6 | 7 | 6 | |||||||||||||||||||||||||||
| 7 | Á Giménez | 4 | 4 | P Torre | 7 | 5 | 3 | |||||||||||||||||||||||||||
| P Torre | 6 | 6 | P Torre | 7 | 6 | |||||||||||||||||||||||||||||
| Q | L Soriano | 3 | 7 | 5 |  F Sauer | 5 | 2 | |||||||||||||||||||||||||||
| F Sauer | 6 | 6 | 7 | P Torre | 2 | |||||||||||||||||||||||||||||
| C Panatta | 2 | 6 | P Feigl | 0 | R | |||||||||||||||||||||||||||||
| P Feigl | 6 | 7 | P Feigl | 6 | 7 | |||||||||||||||||||||||||||||
| C Castellan | 2 | 6 | 2 | 2 | V Pecci Sr. | 4 | 6 | |||||||||||||||||||||||||||
| 2 | V Pecci Sr. | 6 | 4 | 6 | ||||||||||||||||||||||||||||||
Mats Wilander defeated Guillermo Vilas in the final, 1–6, 7–6(8–6), 6–0, 6–4 to win the men's singles tennis title at the 1982 French Open. He had won the boys’ title only the previous year, and was making his first main-draw French Open appearance. It was his first ATP Tour-level title.
Jimmy Connors defeated Ivan Lendl in the final, 6–3, 6–2, 4–6, 6–4 to win the men's singles tennis title at the 1982 US Open.
Defending champion Rafael Nadal defeated Roger Federer in the final, 6–7(0–7), 7–6(7–5), 6–4, 2–6, 7–6(7–5) to win the men's singles tennis title at the 2006 Italian Open.
The 1973 South American Open, also known as the Argentine Open, was a men's tennis tournament that was played on outdoor clay courts in Buenos Aires, Argentina. The event was part of the 1973 Commercial Union Assurance Grand Prix circuit, categorized as Group B, and was held from 19 November through 25 November 1973. Guillermo Vilas won the singles title after first-seeded Björn Borg had to retire in the final after injuring his hand when he ran into the umpire's stand. He earned $7,000 first-prize money.
The 1974 South American Championships was a men's tennis tournament for male players that was part of the 1974 Commercial Union Assurance Grand Prix. It was played in Buenos Aires, Argentina, and held from 18 November through 24 November 1974. First-seeded Guillermo Vilas won the singles title.
The 1975 ATP Buenos Aires was a men's Grand Prix tennis circuit tournament played on outdoor clay courts in Buenos Aires, Argentina. The event was part of the 1975 Grand Prix circuit and was held from 10 November through 16 November 1975. First-seeded Guillermo Vilas won the singles title.
The 1976 South American Championships was a men's tennis tournament played on outdoor clay courts in Buenos Aires, Argentina that was part of the 1976 Commercial Union Assurance Grand Prix and held from 22 November through 28 November 1976. First-seeded Guillermo Vilas won the singles title.
The first 1977 ATP Buenos Aires official name the River Plate Championships, was an Association of Tennis Professionals men's tennis tournament that was played on outdoor clay courts at the Buenos Aires Lawn Tennis Club in Buenos Aires, Argentina and held from 14 April through 17 April 1977. First-seeded Guillermo Vilas won the singles title.
The second 1977 ATP Buenos Aires was a men's tennis tournament held in Buenos Aires, Argentina that was part of the Grand Prix circuit and played on outdoor clay courts. It was the 11th edition of the tournament and was held from 21 November through 27 November 1977. First-seeded Guillermo Vilas won the singles title.
The 1982 Grand Prix la Serenisima, also known as the Buenos Aires Grand Prix, was an Association of Tennis Professionals men's tennis tournament held in Buenos Aires, Argentina and took place from 1 February through 7 February 1982. It was the 16th edition of the tournament and first-seeded Guillermo Vilas won the singles title.
Guillermo Vilas defeated Adriano Panatta 6–1, 6–4, 6–4 to win the 1975 ATP Buenos Aires singles competition. Vilas was the defending champion.
Guillermo Vilas was the defending champion and won in the final 6–2, 6–2, 6–3 against Jaime Fillol.
Guillermo Vilas defeated Wojtek Fibak 6–4, 6–3, 6–0 to win the April 1977 ATP Buenos Aires singles competition. Vilas was the defending champion.
Guillermo Vilas defeated Jaime Fillol Sr. 6–2, 7–5, 3–6, 6–3 to win the November 1977 ATP Buenos Aires singles competition. Vilas was the defending champion.
Guillermo Vilas was the defending champion but did not compete that year.
Guillermo Vilas defeated José Luis Clerc 6–1, 6–2, 6–1 to win the 1979 ATP Buenos Aires singles competition. José Luis Clerc was the defending champion.
José Luis Clerc was the defending champion but did not compete that year.
Martín Jaite defeated Diego Pérez 6–4, 6–2 to win the 1985 Buenos Aires Grand Prix singles competition. Guillermo Vilas was the champion but did not defend his title.
José Luis Clerc was the defending champion, but lost to José Higueras in the semifinals. Fifth seed Higueras defeated Jimmy Arias in the final to claim the title and first prize money of $32,000.
Top-seed Jimmy Connors claimed the title and first prize money of $25,000 by defeating third-seeded Guillermo Vilas in the final.