Swiss Open Gstaad 1978
Guillermo Vilas won the title, beating Jose Luis Clerc 6–3 7–6 6–4 in the final.
Latest results
- Semifinal: Guillermo Vilas def. Jeff Borowiak 6–3 6–3 4–6 7–6
- Semifinal: Jose Luis Clerc def. Ulrich Pinner 7–5 2–0 RET
- Quarterfinal: Guillermo Vilas def. Heinz Gunthardt 6–3 6–2
- Quarterfinal: Jeff Borowiak def. Belus Prajoux 7–6 6–4
Gstaad 1978 1978
- Defending champion
- Jeff Borowiak
Ranking points by round
| Champion | 250 |
| Runner-up | 165 |
| Semifinal | 100 |
| Quarterfinal | 50 |
| Round of 16 | 25 |
| Round of 32 | 0 |
| Qualifier bonus | 13 |
Recent finals
| Year | Champion | Runner-up |
|---|---|---|
| 1977 | Jeff Borowiak | Jean Francois Caujolle |
| 1976 | Raul Ramirez | Adriano Panatta |
| 1975 | Ken Rosewall | Karl Meiler |
| 1974 | Guillermo Vilas | Manuel Orantes |
| 1973 | Ilie Nastase | Roy Emerson |
| 1972 | Andres Gimeno | Adriano Panatta |
| 1971 | John Newcombe | Tom Okker |
| 1970 | Tony Roche | Tom Okker |
Matches by round
31 finishedFinal
1 finishedFin
Semifinals
2 finishedFin
Fin
Quarterfinals
4 finishedFin
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Round of 16
8 finishedFin
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Round of 32
16 finishedFin
Fin
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Fin