39–51Win–Loss
43.3%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 18 | 25 | 41.9% |
| Hard | 18 | 20 | 47.4% |
| Grass | 2 | 3 | 40.0% |
| Carpet | 1 | 3 | 25.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1981 | 2 | 3 | 0 | 40.0% |
| 1979 | 7 | 14 | 0 | 33.3% |
| 1978 | 21 | 15 | 0 | 58.3% |
| 1977 | 4 | 15 | 0 | 21.1% |
| 1976 | 3 | 1 | 0 | 75.0% |
| 1975 | 1 | 1 | 0 | 50.0% |
| 1972 | 0 | 1 | 0 | 0.0% |
| 1971 | 1 | 1 | 0 | 50.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1978-07-09 | Raleigh CH | SF | W | Alvaro Betancur | 131 | 4-6 6-4 6-2 |
| 1978-07-09 | Raleigh CH | QF | W | Francisco Gonzalez | 49 | 6-4 6-2 |
| 1978-07-09 | Raleigh CH | R16 | W | Gerard Toulon | 176 | 6-3 6-4 |
| 1978-07-09 | Raleigh CH | R32 | W | David Schneider | 183 | 6-2 6-1 |
| 1978-07-09 | Raleigh CH | R64 | W | Curt Stalder | 244 | 6-3 6-0 |
| 1978-07-02 | Asheville CH | R64 | L | Gene Hamilton | – | 6-4 4-6 7-5 |
| 1978-06-25 | Birmingham CH | R16 | L | Marcello Lara | 92 | 6-0 6-2 |
| 1978-06-25 | Birmingham CH | R32 | W | Gilles Moretton | 217 | 6-3 3-6 5-2 RET |
| 1978-06-25 | Birmingham CH | R64 | W | Walter Redondo | 250 | 6-3 3-6 7-5 |
| 1978-06-18 | Shreveport CH | R16 | L | Eliot Teltscher | 98 | 6-3 6-2 |
| 1978-06-18 | Shreveport CH | R32 | W | Walter Redondo | 250 | 6-0 6-3 |
| 1978-06-18 | Shreveport CH | R64 | W | Brad Rowe | 258 | 6-1 6-0 |
| 1977-11-28 | Johannesburg WCT | R16 | L | Frew Mcmillan | 87 | 6-4 6-2 |
| 1977-11-28 | Johannesburg WCT | R32 | W | Jaime Fillol | 19 | 6-3 6-4 |
| 1977-09-19 | Paris | R32 | L | Alvaro Fillol | 157 | 7-5 6-2 |
| 1977-08-31 | US Open | R64 | L | Onny Parun | 89 | 3-6 6-0 6-1 |
| 1977-08-31 | US Open | R128 | W | Jeff Borowiak | 20 | 3-6 7-6 6-1 |
| 1977-08-23 | Boston | R64 | L | Corrado Barazzutti | 23 | 6-2 6-3 |
| 1977-08-16 | Toronto | R32 | L | John Alexander | 21 | 6-1 6-1 |
| 1977-08-16 | Toronto | R64 | W | Jun Kuki | 171 | 6-4 7-5 |
| 1977-08-08 | Columbus | R32 | L | Stan Smith | 16 | 6-0 6-2 |
| 1977-08-08 | Columbus | R64 | W | Larry Turville | 210 | 6-3 7-6 |
| 1977-07-31 | North Conway | R64 | L | Harold Solomon | 9 | 6-1 6-2 |
| 1977-07-25 | Louisville | R64 | L | John Whitlinger | 127 | 6-2 6-4 |
| 1977-07-18 | Washington | R64 | L | Ricardo Ycaza | 264 | 7-6 6-3 |
| 1977-07-11 | Kitzbuhel | R32 | L | Bob Lutz | 21 | 4-6 6-3 6-1 |
| 1977-07-03 | Gstaad | R32 | L | Jeff Borowiak | 41 | 6-1 6-3 |
| 1977-06-20 | Wimbledon | R128 | L | Jonathan Smith | 264 | 6-4 6-4 6-2 |
| 1977-06-13 | Queen's Club | R64 | L | David Lloyd | 215 | 6-4 6-3 |
| 1977-06-06 | Brussels | R32 | L | Jurgen Fassbender | 65 | 6-2 6-3 |
| 1977-05-23 | Roland Garros | R128 | L | Antonio Zugarelli | 25 | 6-1 6-1 6-4 |
| 1976-11-23 | Johannesburg - WCT | R64 | W | Onny Parun | 29 | 6-3 6-4 |
| 1976-11-23 | Johannesburg - WCT | QF | L | Harold Solomon | 12 | 7-5 6-0 |
| 1976-11-23 | Johannesburg - WCT | R16 | W | S Sullivan | – | 6-1 4-6 6-2 |
| 1976-11-23 | Johannesburg - WCT | R32 | W | Klaus Eberhard | 237 | 6-3 7-5 |
| 1975-04-28 | Nice | R32 | L | Colin Dowdeswell | 235 | 2-6 7-5 8-6 |
| 1975-04-28 | Nice | R64 | W | Frank Froehling | 208 | 7-6 6-4 |
| 1972-04-08 | Johannesburg | R128 | L | Andre Van Der Merwe B | – | 2-6 6-4 6-3 7-5 |
| 1971-04-05 | Johannesburg | R64 | L | John Alexander | – | 6-1 6-2 6-3 |
| 1971-04-05 | Johannesburg | R128 | W | Jeff Twist | – | 6-7 6-2 6-4 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0