64–80Win–Loss
44.4%Win %
1Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 58 | 69 | 45.7% |
| Hard | 4 | 7 | 36.4% |
| Grass | 2 | 3 | 40.0% |
| Carpet | 0 | 1 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1982 | 1 | 6 | 0 | 14.3% |
| 1981 | 20 | 6 | 2 | 76.9% |
| 1980 | 9 | 11 | 0 | 45.0% |
| 1979 | 8 | 12 | 0 | 40.0% |
| 1978 | 8 | 12 | 1 | 40.0% |
| 1977 | 7 | 18 | 0 | 28.0% |
| 1976 | 10 | 12 | 0 | 45.5% |
| 1975 | 1 | 2 | 0 | 33.3% |
| 1973 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1980-02-25 | Lagos | QF | W | Sashi Menon | 187 | 6-1 6-3 |
| 1980-02-25 | Lagos | R16 | W | Robin Drysdale | 226 | 6-4 6-1 |
| 1980-02-25 | Lagos | R32 | W | Roberto Lombardi | 261 | 6-0 7-5 |
| 1979-11-26 | Santiago | R16 | L | Hans Gildemeister | 14 | 7-6 7-6 |
| 1979-11-26 | Santiago | R32 | W | Givaldo Barbosa | 98 | 6-1 6-7 6-4 |
| 1979-11-12 | Bogota | R32 | L | Victor Pecci | 10 | 6-4 6-3 |
| 1979-11-05 | Quito | R16 | L | Hans Gildemeister | 14 | 6-2 6-2 |
| 1979-11-05 | Quito | R32 | W | Alejandro Pierola | 77 | 6-3 7-5 |
| 1979-10-08 | Barcelona | R64 | L | Victor Pecci | 10 | 1-6 6-4 6-2 |
| 1979-07-23 | Kitzbuhel | R32 | L | Andreas Maurer | 100 | 6-4 3-6 6-3 |
| 1979-07-16 | Stuttgart Outdoor | R16 | L | Pavel Hutka | 99 | 4-6 6-4 7-5 |
| 1979-07-16 | Stuttgart Outdoor | R32 | W | Jose Luis Damiani | 58 | 6-3 6-2 |
| 1979-07-09 | Gstaad | R32 | L | Hans Kary | 192 | 5-7 6-3 6-1 |
| 1979-06-11 | Brussels | QF | L | Tomas Smid | 45 | W/O |
| 1979-06-11 | Brussels | R16 | W | Peter Mcnamara | 62 | 6-2 6-4 |
| 1979-06-11 | Brussels | R32 | W | Roger Guedes | 216 | 6-1 6-2 |
| 1979-05-28 | Roland Garros | R64 | L | Raymond Moore | 94 | 6-3 6-4 4-6 6-3 |
| 1979-05-28 | Roland Garros | R128 | W | Van Winitsky | 132 | 7-5 6-2 0-6 6-3 |
| 1979-05-22 | Munich | QF | L | Manuel Orantes | 14 | 6-1 3-6 6-4 |
| 1979-05-22 | Munich | R16 | W | Ulrich Pinner | 25 | 7-5 6-1 |
| 1979-05-22 | Munich | R32 | W | Pavel Hutka | 99 | 7-6 7-5 |
| 1979-05-14 | Hamburg | R64 | L | Peter Feigl | 40 | 6-0 6-4 |
| 1979-04-02 | Nice | R32 | L | Carlos Kirmayr | 69 | 6-3 3-6 6-4 |
| 1978-12-04 | Santiago | R16 | L | Jose Luis Clerc | 12 | 6-2 6-3 |
| 1978-12-04 | Santiago | R32 | W | Hans Kary | 135 | 6-4 7-6 |
| 1978-11-26 | Buenos Aires | R16 | L | Jose Luis Clerc | 18 | 6-1 6-1 |
| 1978-11-26 | Buenos Aires | R32 | W | Givaldo Barbosa | 366 | 6-3 7-5 |
| 1978-11-19 | Bogota | R32 | L | Jairo Velasco | 235 | 4-6 6-3 6-3 |
| 1978-11-06 | Stockholm | R64 | L | Jan Kodes | 97 | 6-3 6-2 |
| 1978-10-09 | Barcelona | R64 | L | Jose Higueras | 16 | 6-2 6-2 |
| 1978-10-08 | Madrid | R64 | L | Hans Kary | 135 | 6-0 3-6 6-3 |
| 1978-07-24 | Kitzbuhel | R16 | L | Guillermo Vilas | 2 | 6-3 6-1 |
| 1978-07-24 | Kitzbuhel | R32 | W | Frank Gebert | 158 | 6-2 6-0 |
| 1978-07-17 | Stuttgart Outdoor | R32 | L | Tomas Smid | 31 | 6-7 6-4 6-4 |
| 1978-06-19 | Berlin | R32 | L | Patricio Cornejo | 80 | 3-6 6-3 6-4 |
| 1978-06-12 | Brussels | F | W | Ricardo Cano | 90 | 1-6 6-3 6-4 6-3 |
| 1978-06-12 | Brussels | SF | W | Adriano Panatta | 26 | 2-6 6-3 6-1 |
| 1978-06-12 | Brussels | QF | W | Jurgen Fassbender | 99 | 4-6 6-3 6-1 |
| 1978-06-12 | Brussels | R16 | W | John Yuill | 96 | 6-3 6-4 |
| 1978-06-12 | Brussels | R32 | W | Jean Louis Haillet | 156 | 6-2 5-7 6-3 |
| 1978-05-29 | Roland Garros | R128 | L | Terry Rocavert | 147 | 6-3 6-3 7-6 |
| 1978-05-23 | Munich | R32 | L | Buster C Mottram | 21 | 6-4 7-5 |
| 1978-05-15 | Hamburg | R64 | L | Kim Warwick | 39 | 6-2 6-3 |
| 1977-11-28 | Bombay | R16 | L | Richard Lewis | 105 | 1-6 6-4 7-5 |
| 1977-11-28 | Bombay | R32 | W | Ismail El Shafei | 93 | 6-3 6-3 |
| 1977-11-21 | Taipei | R32 | L | Karl Meiler | 47 | 6-4 6-4 |
| 1977-10-31 | Tokyo Outdoor | R64 | L | Karl Meiler | 50 | 7-6 7-6 |
| 1977-10-03 | Tehran | R64 | L | Antonio Zugarelli | 33 | 6-4 6-4 |
| 1977-08-16 | Toronto | R64 | L | John McEnroe | 36 | 6-4 2-6 6-3 |
| 1977-08-08 | Indianapolis | R64 | L | Manuel Orantes | 5 | 6-4 6-0 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0