10–37Win–Loss
21.3%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 6 | 23 | 20.7% |
| Unknown | 1 | 7 | 12.5% |
| Hard | 2 | 2 | 50.0% |
| Carpet | 1 | 3 | 25.0% |
| Grass | 0 | 2 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1977 | 0 | 2 | 0 | 0.0% |
| 1976 | 0 | 4 | 0 | 0.0% |
| 1975 | 1 | 3 | 0 | 25.0% |
| 1974 | 3 | 2 | 0 | 60.0% |
| 1973 | 2 | 3 | 0 | 40.0% |
| 1972 | 0 | 2 | 0 | 0.0% |
| 1971 | 0 | 5 | 0 | 0.0% |
| 1970 | 1 | 5 | 0 | 16.7% |
| 1969 | 0 | 5 | 0 | 0.0% |
| 1968 | 3 | 6 | 0 | 33.3% |
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1977-12-29 | Zurich | R32 | L | Juan Ignacio Muntanola | 175 | 7-6 6-4 |
| 1977-10-25 | Basel | R32 | L | Billy Martin | 59 | 6-3 6-2 |
| 1976-07-04 | Gstaad | R64 | L | Carlos Kirmayr | 138 | 6-1 7-5 |
| 1976-04-02 | Davis Cup EUR PR: SUI vs GBR | RR | L | Roger Taylor | 52 | 6-4 3-6 6-2 6-3 |
| 1976-04-02 | Davis Cup EUR PR: SUI vs GBR | RR | L | Buster C Mottram | 34 | 6-2 7-5 6-2 |
| 1976-03-01 | Basel | R16 | L | Dick Crealy | 56 | 6-2 6-3 |
| 1975-07-07 | Gstaad | R32 | L | Jairo Velasco | 235 | 6-4 6-1 |
| 1975-05-02 | Davis Cup EUR PR: FRG vs SUI | RR | L | Hans Jurgen Pohmann | 52 | 4-6 6-4 6-2 6-0 |
| 1975-02-09 | Basel | R16 | L | Manuel Santana | 164 | 4-6 6-4 6-3 |
| 1975-02-09 | Basel | R32 | W | Frank Gebert | 145 | 7-5 6-4 |
| 1974-09-20 | Davis Cup EUR PR: ISR vs SUI | RR | W | Josef Stabholz | – | 6-4 6-3 5-7 8-6 |
| 1974-09-20 | Davis Cup EUR PR: ISR vs SUI | RR | W | Yehoshua Shalem | – | 6-2 6-3 6-3 |
| 1974-07-21 | Hilversum | R32 | L | Julian Ganzabal | 149 | 6-4 6-1 |
| 1974-07-14 | Gstaad | R16 | L | Manuel Orantes | 12 | 6-1 6-1 |
| 1974-07-14 | Gstaad | R32 | W | Dick Crealy | 64 | 6-2 7-5 |
| 1973-07-09 | Gstaad | R32 | L | Jasjit Singh | – | 6-4 6-4 |
| 1973-04-27 | Davis Cup EUR R1: SUI vs FRG | RR | L | Jurgen Fassbender | – | 0-6 6-3 6-2 6-2 |
| 1973-04-06 | Davis Cup EUR PR: POR vs SUI | RR | W | Jose Vilela | – | 6-3 6-3 6-3 |
| 1973-04-06 | Davis Cup EUR PR: POR vs SUI | RR | W | Alfredo Vaz Pinto | – | 4-6 6-1 7-5 8-6 |
| 1973-03-26 | Valencia | R64 | L | David Lloyd | – | 6-3 7-6 |
| 1972-07-16 | Gstaad | R32 | L | Thomaz Koch | – | 6-4 6-2 |
| 1972-03-27 | Monte Carlo | R32 | L | Boro Jovanovic | – | 6-1 6-3 |
| 1971-07-10 | Gstaad | R32 | L | Ismail El Shafei | – | 6-4 6-7 6-3 |
| 1971-05-21 | Roland Garros | R128 | L | Jean Claude Barclay | – | 6-0 6-1 6-2 |
| 1971-05-14 | Davis Cup EUR QF: SUI vs ESP | RR | L | Manuel Orantes | – | 7-5 9-7 7-9 8-6 |
| 1971-05-14 | Davis Cup EUR QF: SUI vs ESP | RR | L | Juan Gisbert | – | 6-2 6-4 6-3 |
| 1971-05-01 | Paris | R32 | L | Jean Loup Rouyer | – | 6-3 5-7 6-2 |
| 1970-07-18 | Gstaad | R32 | L | Massimo Di Domenico | – | 4-6 6-4 6-4 |
| 1970-06-22 | Wimbledon | R128 | L | Lew Hoad | – | 6-4 6-4 7-9 6-4 |
| 1970-05-08 | Davis Cup EUR R1: SUI vs FRA | RR | L | Francois Jauffret | – | 6-3 6-4 6-3 |
| 1970-05-08 | Davis Cup EUR R1: SUI vs FRA | RR | W | Georges Goven | – | 10-8 7-5 4-6 6-3 |
| 1970-05-01 | Roland Garros | R128 | L | Terry Addison | – | 6-2 6-1 6-2 |
| 1970-04-13 | Monte Carlo | R64 | L | Torben Ulrich | – | 3-6 6-3 7-5 |
| 1969-07-27 | Gstaad | R32 | L | Daniel Contet | – | 6-4 6-2 |
| 1969-06-23 | Wimbledon | R128 | L | Richard Russell | – | 4-6 14-12 5-7 6-3 6-4 |
| 1969-05-28 | Roland Garros | R128 | L | Dick Crealy | – | 6-4 4-6 7-5 6-2 |
| 1969-05-09 | Davis Cup EUR R1: SUI vs GBR | RR | L | Mark Cox | – | 6-3 6-0 4-6 6-2 |
| 1969-05-09 | Davis Cup EUR R1: SUI vs GBR | RR | L | Graham Stilwell | – | 8-6 6-4 6-1 |
| 1968-07-21 | Gstaad | R32 | L | Roger Taylor | – | 1-6 7-5 6-3 |
| 1968-06-10 | Lugano | R16 | L | Tom Okker | – | 10-8 6-0 |
| 1968-06-10 | Lugano | R32 | W | Torben Ulrich | – | 6-4 1-6 8-6 |
| 1968-05-27 | Roland Garros | R64 | W | Bernard Montrenaud | – | 3-6 6-4 6-3 3-6 7-5 |
| 1968-05-27 | Roland Garros | R128 | W | Eric Drossart | – | 3-6 6-4 6-4 6-1 |
| 1968-05-27 | Roland Garros | R32 | L | Gerald Battrick | – | 6-4 6-4 6-8 6-3 |
| 1968-05-03 | Davis Cup EUR R1: FRG vs SUI | RR | L | Wilhelm Bungert | – | 1-6 6-2 2-6 6-2 7-5 |
| 1968-05-03 | Davis Cup EUR R1: FRG vs SUI | RR | L | Ingo Buding | – | 10-8 6-1 6-8 6-1 |
| 1968-04-01 | Johannesburg 1 | R64 | L | Alfred Schwartz | – | 6-4 11-9 6-2 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0