33–51Win–Loss
39.3%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Grass | 20 | 16 | 55.6% |
| Hard | 7 | 12 | 36.8% |
| Clay | 4 | 15 | 21.1% |
| Unknown | 1 | 5 | 16.7% |
| Carpet | 1 | 3 | 25.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1973 | 9 | 12 | 0 | 42.9% |
| 1972 | 5 | 8 | 0 | 38.5% |
| 1971 | 2 | 6 | 0 | 25.0% |
| 1970 | 3 | 9 | 0 | 25.0% |
| 1969 | 12 | 13 | 0 | 48.0% |
| 1968 | 2 | 3 | 0 | 40.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1970-07-18 | Washington | R64 | L | Cliff Richey | – | 6-1 6-3 |
| 1970-04-21 | Houston | R32 | L | Nicola Spear | – | 6-4 6-1 |
| 1970-03-02 | Hampton | R32 | L | Ingo Buding | – | 7-5 6-0 |
| 1970-01-28 | Omaha | R16 | L | Ilie Nastase | – | 5-7 6-4 6-3 |
| 1969-08-27 | US Open | R32 | L | Manuel Santana | – | 6-4 6-4 7-9 6-2 |
| 1969-08-27 | US Open | R64 | W | Peter Marmureanu | – | 6-4 6-4 6-3 |
| 1969-08-27 | US Open | R128 | W | Martin Carlstein | – | 6-1 6-3 6-3 |
| 1969-08-16 | Boston | R16 | L | Ray Ruffels | – | 6-4 4-6 6-3 |
| 1969-08-16 | Boston | R32 | W | Tom Edlefsen | – | 7-5 6-4 |
| 1969-08-16 | Boston | R64 | W | Jeff Austin | – | 7-5 6-3 |
| 1969-08-11 | Haverford | R32 | L | Tom Edlefsen | – | 6-2 6-2 |
| 1969-08-11 | Haverford | R64 | W | Jean Baptiste Chanfreau | – | 8-6 11-9 |
| 1969-08-04 | Southampton | R16 | L | Terry Ryan | – | 6-2 11-9 |
| 1969-08-04 | Southampton | R32 | W | Bailey Brown | – | 2-6 7-5 6-0 |
| 1969-08-04 | Southampton | R64 | W | Jim Osborne | – | 6-4 6-4 |
| 1969-07-28 | South Orange | R64 | L | Terry Addison | – | 6-3 6-3 |
| 1969-07-21 | Indianapolis | R64 | L | Armando Cornejo | – | 6-4 6-2 |
| 1969-07-14 | Cincinnati | R64 | L | John Alexander | – | 6-2 6-4 |
| 1969-07-14 | Cincinnati | R128 | W | Carlos Schettwein | – | 6-1 6-2 |
| 1969-04-21 | Dallas | R16 | L | Tom Edlefsen | – | 6-2 6-3 |
| 1969-04-21 | Dallas | R32 | W | Craig Parsons | – | 6-0 6-3 |
| 1969-04-14 | Houston | QF | L | Clark Graebner | – | 6-4 6-2 |
| 1969-04-14 | Houston | R16 | W | John Alexander | – | 9-7 6-1 |
| 1969-04-14 | Houston | R32 | W | Jose Edison Mandarino | – | 6-2 8-6 |
| 1969-02-10 | Salisbury | R64 | L | Ismail El Shafei | – | 4-6 10-8 6-3 |
| 1969-02-08 | Buffalo | QF | L | Mark Cox | – | 7-5 6-4 |
| 1969-01-31 | Richmond | QF | L | Arthur Ashe | – | 6-4 6-4 |
| 1969-01-26 | Omaha | QF | L | Joaquin Loyo Mayo | – | 6-2 3-6 6-3 |
| 1969-01-26 | Omaha | R16 | W | Thomaz Koch | – | 6-3 10-8 |
| 1968-08-29 | US Open | R32 | L | Torben Ulrich | – | 6-4 6-4 6-2 |
| 1968-08-29 | US Open | R64 | W | Jaime Fillol | – | 3-6 6-3 6-4 6-2 |
| 1968-08-29 | US Open | R128 | W | Ron Goldman | – | 14-12 9-7 6-2 |
| 1968-08-17 | Boston 2 | R128 | L | Bob Lutz | – | 6-4 6-4 3-6 4-6 6-3 |
| 1968-02-12 | Salisbury | R64 | L | Torben Ulrich | – | 6-4 6-2 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0