21–22Win–Loss
48.8%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 5 | 10 | 33.3% |
| Unknown | 6 | 4 | 60.0% |
| Carpet | 5 | 3 | 62.5% |
| Grass | 3 | 4 | 42.9% |
| Hard | 2 | 1 | 66.7% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1977 | 2 | 2 | 0 | 50.0% |
| 1976 | 4 | 5 | 0 | 44.4% |
| 1975 | 4 | 6 | 0 | 40.0% |
| 1974 | 7 | 6 | 0 | 53.8% |
| 1973 | 4 | 3 | 0 | 57.1% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1977-12-29 | Zurich | R32 | L | Rolf Thung | 181 | 7-5 6-2 |
| 1977-09-16 | Davis Cup EUR PR: SUI vs EGY | RR | W | Mohammed Abdul Fatah | – | 6-0 4-6 10-8 7-5 |
| 1977-03-19 | Davis Cup EUR PR: SUI vs FRA | RR | W | Jean Louis Haillet | 116 | 15-13 7-5 2-6 6-3 |
| 1977-03-19 | Davis Cup EUR PR: SUI vs FRA | RR | L | Patrice Dominguez | 166 | 6-3 16-14 6-4 |
| 1976-07-04 | Gstaad | R32 | L | Kenichi Hirai | 254 | 6-4 6-4 |
| 1976-07-04 | Gstaad | R64 | W | Charlie Pasarell | 75 | 6-1 6-4 |
| 1976-04-02 | Davis Cup EUR PR: SUI vs GBR | RR | L | Buster C Mottram | 34 | 6-2 6-2 6-3 |
| 1976-04-02 | Davis Cup EUR PR: SUI vs GBR | RR | L | Roger Taylor | 52 | 3-6 10-12 6-3 6-2 6-2 |
| 1976-03-01 | Basel | QF | L | Jan Kodes | 19 | 6-2 6-7 6-4 |
| 1976-03-01 | Basel | R16 | W | Colin Dowdeswell | 85 | 6-4 2-6 6-1 |
| 1976-01-18 | Copenhagen | SF | L | Jean Francois Caujolle | 101 | 6-7 1-5 RET |
| 1976-01-18 | Copenhagen | QF | W | Jan Pisecky | 112 | 7-6 7-5 |
| 1976-01-18 | Copenhagen | R16 | W | Birger Andersson | 95 | 6-3 2-6 7-5 |
| 1975-10-10 | Davis Cup EUR PR: IRI vs SUI | RR | W | Kanyab Derafshidjavan | – | 6-2 6-2 6-4 |
| 1975-10-10 | Davis Cup EUR PR: IRI vs SUI | RR | W | Taghi Akbari | 396 | 6-2 6-4 7-5 |
| 1975-07-20 | Hilversum | R32 | L | Guillermo Vilas | 3 | 3-6 6-2 6-2 |
| 1975-07-07 | Gstaad | R32 | L | Jun Kuki | 107 | 3-6 7-5 6-1 |
| 1975-05-02 | Davis Cup EUR PR: FRG vs SUI | RR | L | Harald Elschenbroich | 130 | 6-4 6-0 6-2 |
| 1975-05-02 | Davis Cup EUR PR: FRG vs SUI | RR | L | Karl Meiler | 50 | 6-2 6-2 6-4 |
| 1975-02-17 | Algiers | R32 | L | Birger Andersson | 205 | 3-6 6-3 6-2 |
| 1975-02-09 | Basel | QF | L | Cliff Drysdale | 19 | 4-6 6-3 6-2 |
| 1975-02-09 | Basel | R16 | W | Paul Kronk | 92 | 4-6 6-4 7-6 |
| 1975-02-09 | Basel | R32 | W | Nicola Spear | 155 | 6-4 6-4 |
| 1974-09-20 | Davis Cup EUR PR: ISR vs SUI | RR | W | Yehoshua Shalem | – | 6-2 6-1 4-6 6-1 |
| 1974-09-20 | Davis Cup EUR PR: ISR vs SUI | RR | W | Josef Stabholz | – | 6-2 6-1 6-0 |
| 1974-07-21 | Hilversum | R32 | L | Barry Phillips Moore | 75 | 1-6 7-6 6-4 |
| 1974-07-14 | Gstaad | R32 | L | Jose Higueras | 127 | 9-8 2-6 8-6 |
| 1974-06-24 | Wimbledon | R32 | L | Ken Rosewall | 109 | 6-2 6-3 6-3 |
| 1974-06-24 | Wimbledon | R64 | W | Bob Giltinan | 124 | 7-5 9-8 7-5 |
| 1974-06-24 | Wimbledon | R128 | W | Marcello Lara | 82 | 4-6 8-6 6-2 RET |
| 1974-06-03 | Roland Garros | R64 | L | Raul Ramirez | 21 | 6-3 6-2 |
| 1974-06-03 | Roland Garros | R128 | W | Pat Cramer | 104 | 3-6 6-2 9-7 |
| 1974-03-22 | Davis Cup EUR PR: SUI vs AUT | RR | W | Hans Kary | 86 | 8-6 7-5 6-3 |
| 1974-03-22 | Davis Cup EUR PR: SUI vs AUT | RR | W | Peter Pokorny | – | 6-3 6-3 7-9 8-6 |
| 1973-12-31 | Sydney | R64 | L | Dick Crealy | 51 | 6-4 6-2 |
| 1973-12-26 | Australian Open | R64 | L | Jean Francois Caujolle | – | 6-4 6-1 |
| 1973-07-09 | Gstaad | R16 | L | Sandy Mayer | – | 8-6 1-6 6-2 |
| 1973-07-09 | Gstaad | R32 | W | Colin Dibley | – | 6-4 6-2 |
| 1973-06-25 | Wimbledon | R64 | L | Jeff Austin | – | 9-8 6-3 6-3 |
| 1973-06-25 | Wimbledon | R128 | W | Kiyoshi Tanabe | – | 6-4 6-3 6-4 |
| 1973-04-27 | Davis Cup EUR R1: SUI vs FRG | RR | L | Harald Elschenbroich | – | 9-7 6-4 7-5 |
| 1973-04-06 | Davis Cup EUR PR: POR vs SUI | RR | W | Alfredo Vaz Pinto | – | 8-6 6-2 6-3 |
| 1973-04-06 | Davis Cup EUR PR: POR vs SUI | RR | W | Raul Peralta | – | 6-2 6-3 6-0 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0