83–138Win–Loss
37.6%Win %
1Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 23 | 36 | 39.0% |
| Carpet | 15 | 35 | 30.0% |
| Clay | 12 | 37 | 24.5% |
| Grass | 24 | 22 | 52.2% |
| Unknown | 9 | 8 | 52.9% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1977 | 0 | 2 | 0 | 0.0% |
| 1975 | 0 | 4 | 0 | 0.0% |
| 1974 | 3 | 13 | 0 | 18.8% |
| 1973 | 13 | 23 | 0 | 36.1% |
| 1972 | 3 | 8 | 0 | 27.3% |
| 1971 | 6 | 33 | 0 | 15.4% |
| 1970 | 12 | 20 | 0 | 37.5% |
| 1969 | 9 | 14 | 0 | 39.1% |
| 1968 | 37 | 21 | 1 | 63.8% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1969-06-23 | Wimbledon | R128 | L | Terry Ryan | – | 4-6 6-4 6-4 9-7 |
| 1969-05-28 | Roland Garros | R128 | L | Manuel Orantes | – | 4-6 6-2 6-3 6-3 |
| 1969-04-15 | Monte Carlo | R64 | L | Manuel Orantes | – | W/O |
| 1969-02-17 | Macon | R32 | L | Ilie Nastase | – | 6-8 6-4 6-4 |
| 1969-02-10 | Salisbury | SF | L | Ismail El Shafei | – | 6-2 8-6 6-1 |
| 1969-02-10 | Salisbury | QF | W | Ove Nils Bengtson | – | 4-6 6-4 6-4 |
| 1969-02-10 | Salisbury | R16 | W | Jim Osborne | – | 6-2 6-3 |
| 1969-02-10 | Salisbury | R32 | W | Tom Mozur | – | 6-4 6-4 |
| 1969-02-05 | Philadelphia WCT | R32 | L | Richard Gonzalez | – | 6-3 3-6 6-2 |
| 1969-01-31 | Richmond | SF | L | Clark Graebner | – | 7-5 10-8 |
| 1969-01-31 | Richmond | QF | W | Charlie Pasarell | – | 6-4 6-4 |
| 1969-01-26 | Omaha | QF | L | Cliff Richey | – | 9-7 6-4 |
| 1969-01-26 | Omaha | R16 | W | Jan Kodes | – | 6-4 6-2 |
| 1968-08-29 | US Open | R16 | L | John Newcombe | – | 5-7 4-6 6-4 10-8 6-4 |
| 1968-08-29 | US Open | R32 | W | Bob Mckinley | – | 6-4 6-4 6-2 |
| 1968-08-29 | US Open | R64 | W | Marty Riessen | – | 3-6 6-2 6-3 6-2 |
| 1968-08-29 | US Open | R128 | W | Cliff Montgomery | – | 6-4 6-3 6-3 |
| 1968-08-17 | Boston 2 | R64 | L | Erik Van Dillen | – | 11-11 RET |
| 1968-08-17 | Boston 2 | R128 | W | Haroon Rahim | – | 6-3 10-8 6-2 |
| 1968-08-12 | Toronto | F | L | Ramanathan Krishnan | – | 6-3 6-0 7-5 |
| 1968-08-12 | Toronto | SF | W | Mike Belkin | – | 1-6 8-6 6-1 2-6 6-2 |
| 1968-08-12 | Toronto | QF | W | Bob Puddicombe | – | 6-4 6-4 6-4 |
| 1968-08-12 | Toronto | R16 | W | Vic Rollins | – | 6-0 6-1 6-3 |
| 1968-08-12 | Toronto | R32 | W | Donald Fontana | – | 6-2 6-3 6-1 |
| 1968-08-12 | Toronto | R64 | W | Chris Burr | – | 6-2 6-1 6-3 |
| 1968-08-01 | Montana Vermala | F | W | Ken Fletcher | – | 1-6 6-4 6-4 6-1 |
| 1968-08-01 | Montana Vermala | SF | W | Zeljko Franulovic | – | 6-2 6-3 |
| 1968-08-01 | Montana Vermala | QF | W | Jaime Pinto Bravo | – | 8-6 6-1 |
| 1968-08-01 | Montana Vermala | R16 | W | Boro Jovanovic | – | 6-3 6-2 |
| 1968-08-01 | Montana Vermala | R32 | W | Marcel Kunzler | – | 6-4 6-3 |
| 1968-07-21 | Gstaad | R16 | L | John Newcombe | – | 6-3 6-3 |
| 1968-07-21 | Gstaad | R32 | W | Jurg Siegrist | – | 6-3 6-0 |
| 1968-07-08 | Bastad 1 | QF | L | Manuel Santana | – | 12-10 6-4 2-6 7-5 |
| 1968-07-08 | Bastad 1 | R16 | W | Nils Elvik | – | 6-3 6-4 6-3 |
| 1968-07-08 | Bastad 1 | R32 | W | Donald Dell | – | 6-3 6-1 6-1 |
| 1968-06-24 | Wimbledon | R32 | L | Earl Butch Buchholz | – | 5-7 6-2 6-3 6-1 |
| 1968-06-24 | Wimbledon | R64 | W | Georges Goven | – | 6-3 6-3 8-6 |
| 1968-06-24 | Wimbledon | R128 | W | Thomas Lejus | – | 4-6 6-1 10-8 6-2 |
| 1968-06-10 | Lugano | R32 | L | Dimitri Sturdza | – | 6-4 1-6 8-6 |
| 1968-05-27 | Roland Garros | R64 | L | Istvan Gulyas | – | 6-2 6-1 6-1 |
| 1968-05-27 | Roland Garros | R128 | W | Marco Gilardelli | – | W/O |
| 1968-04-28 | Davis Cup EUR R1: ROU vs DEN | RR | L | Ion Tiriac | – | 6-1 6-3 6-1 |
| 1968-04-28 | Davis Cup EUR R1: ROU vs DEN | RR | L | Ilie Nastase | – | 6-4 6-4 6-2 |
| 1968-04-01 | Johannesburg 1 | R16 | L | Bob Hewitt | – | 5-7 6-3 6-0 6-0 |
| 1968-04-01 | Johannesburg 1 | R32 | W | Jackie Saul | – | 6-2 6-4 6-3 |
| 1968-04-01 | Johannesburg 1 | R64 | W | John Yuill | – | 6-2 6-3 6-4 |
| 1968-03-25 | New York 1 | R32 | L | Juan Gisbert | – | 8-10 6-3 6-2 |
| 1968-02-26 | Concord Indoors | R16 | L | Clark Graebner | – | 6-2 6-4 |
| 1968-02-20 | Macon | R16 | L | Michael Sangster | – | 11-9 6-2 |
| 1968-02-12 | Salisbury | R16 | L | Arthur Ashe | – | 6-2 6-1 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0