73–98Win–Loss
42.7%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 45 | 58 | 43.7% |
| Grass | 9 | 16 | 36.0% |
| Hard | 7 | 13 | 35.0% |
| Carpet | 6 | 8 | 42.9% |
| Unknown | 6 | 3 | 66.7% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1976 | 2 | 10 | 0 | 16.7% |
| 1975 | 15 | 18 | 0 | 45.5% |
| 1974 | 5 | 9 | 0 | 35.7% |
| 1973 | 1 | 4 | 0 | 20.0% |
| 1972 | 3 | 6 | 0 | 33.3% |
| 1971 | 2 | 5 | 0 | 28.6% |
| 1970 | 12 | 18 | 0 | 40.0% |
| 1969 | 18 | 16 | 0 | 52.9% |
| 1968 | 15 | 12 | 0 | 55.6% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1976-11-22 | Bangalore | R32 | L | Tim Gullikson | 114 | 6-4 6-4 |
| 1976-11-15 | Manila | R64 | L | Paul Mcnamee | 326 | 6-4 6-3 |
| 1976-11-07 | Hong Kong | R64 | L | Ken Rosewall | 9 | 6-1 6-2 |
| 1976-07-18 | Kitzbuhel | R64 | L | Jeff Borowiak | 42 | 6-4 6-1 |
| 1976-06-21 | Wimbledon | R128 | L | Gerald Battrick | 94 | 6-3 6-3 7-5 |
| 1976-06-14 | Berlin | R32 | L | Victor Pecci | 55 | 6-4 5-7 6-2 |
| 1976-05-31 | Roland Garros | R64 | L | Victor Amaya | 96 | 6-3 6-3 6-4 |
| 1976-05-31 | Roland Garros | R128 | W | Geoff Masters | 44 | 6-2 0-6 6-1 7-5 |
| 1976-05-24 | Rome | R64 | L | Mark Edmondson | 212 | 6-1 3-6 6-0 |
| 1976-05-17 | Hamburg | R64 | L | Pat Cramer | 99 | 7-5 6-4 |
| 1976-05-04 | Munich | R16 | L | Francois Jauffret | 39 | 6-3 6-4 |
| 1976-05-04 | Munich | R32 | W | Werner Zirngibl | 238 | 3-6 6-2 6-4 |
| 1975-08-18 | Boston | R64 | L | Stan Smith | 17 | 6-3 6-7 6-1 |
| 1975-08-11 | Toronto | QF | L | Juan Gisbert | 33 | 6-2 7-5 |
| 1975-08-11 | Toronto | R16 | W | Bjorn Borg | 5 | 6-4 2-6 6-3 |
| 1975-08-11 | Toronto | R32 | W | William Brown | 113 | 3-6 6-3 6-4 |
| 1975-08-11 | Toronto | R64 | W | Trey Waltke | 80 | 6-1 7-5 |
| 1975-08-05 | Louisville | R64 | L | Roscoe Tanner | 11 | 6-1 6-1 |
| 1975-08-04 | North Conway | R16 | L | Raymond Moore | 75 | 6-3 7-6 |
| 1975-08-04 | North Conway | R32 | W | Joaquim Rasgado Jr | – | 6-3 6-2 |
| 1975-08-04 | North Conway | R64 | W | Harold Solomon | 15 | 6-2 4-6 6-4 |
| 1975-07-07 | Gstaad | R32 | L | Jeff Borowiak | 50 | 8-6 6-3 |
| 1975-06-04 | Roland Garros | R128 | L | Guillermo Vilas | 3 | 6-0 6-0 |
| 1975-05-26 | Dusseldorf | QF | L | Bernard Mignot | 112 | 6-3 7-6 |
| 1975-05-26 | Dusseldorf | R16 | W | Jean Baptiste Chanfreau | 141 | 7-5 6-4 |
| 1975-05-26 | Dusseldorf | R32 | W | Boro Jovanovic | 176 | 6-3 6-4 |
| 1975-05-19 | Hamburg | R64 | L | Rolf Norberg | 162 | 2-6 6-3 6-2 |
| 1975-05-12 | Bournemouth | R32 | L | Jan Kodes | 22 | 6-2 6-2 |
| 1975-05-12 | Bournemouth | R64 | W | Jairo Velasco | 235 | 1-6 6-4 6-3 |
| 1975-05-07 | Munich | R32 | L | Steve Krulevitz | 103 | 6-2 7-6 |
| 1975-04-28 | Nice | R16 | L | Colin Dowdeswell | 235 | 6-0 6-3 |
| 1975-04-28 | Nice | R32 | W | Wanaro N'Godrella | 161 | 2-6 6-1 6-3 |
| 1975-04-27 | Madrid | R32 | L | Wanaro N'Godrella | 161 | 6-7 6-4 6-4 |
| 1975-04-27 | Madrid | R64 | W | Ernesto Vazquez Barreira | 102 | 6-1 6-0 |
| 1975-04-20 | Valencia | R32 | L | Lito Alvarez | 189 | 6-0 6-2 |
| 1975-04-07 | Barcelona | R16 | L | Norman Holmes | 155 | 6-4 6-3 |
| 1975-04-07 | Barcelona | R32 | W | Jose Moreno | 243 | 6-2 6-2 |
| 1975-03-10 | Dusseldorf | R32 | L | Bob Carmichael | 95 | 7-6 6-2 |
| 1975-03-03 | Cairo | SF | L | Francois Jauffret | 26 | 6-3 6-4 |
| 1975-03-03 | Cairo | QF | W | Eric Deblicker | 199 | 6-2 6-2 |
| 1975-03-03 | Cairo | R16 | W | Birger Andersson | 205 | 6-2 6-2 |
| 1975-03-03 | Cairo | R32 | W | Mark Farrell | 120 | 7-5 6-3 |
| 1975-02-17 | Algiers | R32 | L | Douglas Palm | 231 | 6-7 6-3 7-6 |
| 1975-02-09 | Basel | QF | L | Ilie Nastase | 10 | 6-1 6-4 |
| 1975-02-09 | Basel | R16 | W | Tadeusz Nowicki | 154 | 7-5 4-6 7-6 |
| 1974-08-05 | Louisville | R64 | L | Charlie Pasarell | 41 | 6-7 6-0 6-2 |
| 1974-08-05 | Indianapolis | R64 | L | Antonio Munoz | 100 | 7-5 7-5 |
| 1974-07-23 | Washington | R64 | L | Haroon Rahim | 83 | 6-4 1-6 6-2 |
| 1974-07-21 | Kitzbuhel | R32 | L | Milan Holecek | 72 | 6-4 6-3 |
| 1974-07-08 | Bastad | R32 | L | Corrado Barazzutti | 40 | 6-3 6-4 |