# 1972 Suisse Open Gstaad – Singles

John Newcombe was the defending champion but he did not take part in the 1972 edition.
Andrés Gimeno won the title, defeating Adriano Panatta in the final 7–5, 9–8, 6–4.

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Final

| Final | Final | Final | Final | Final | Final | Final |
| | Adriano Panatta | 5 | 8 | 6 | | |
| | Andrés Gimeno | 7 | 9 | 6 | | |

### Section 1

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| Pierre Barthès | Pierre Barthès | 6 | 6 | | | | | | | | | | | | | |
| Derek Schroder | Derek Schroder | 3 | 3 | Pierre Barthès | Pierre Barthès | 4 | 4 | | | | | | | | | |
| Roscoe Tanner | Roscoe Tanner | 6 | 6 | Roscoe Tanner | Roscoe Tanner | 6 | 6 | | | | | | | | | |
| Theodor Stalder | Theodor Stalder | 2 | 4 | | | | | Roscoe Tanner | Roscoe Tanner | 2 | 2 | | | | | |
| Ion Țiriac | Ion Țiriac | 6 | 6 | | | | | Ion Țiriac | Ion Țiriac | 6 | 6 | | | | | |
| Terry Ryan | Terry Ryan | 1 | 2 | Ion Țiriac | Ion Țiriac | 6 | | | | | | | | | | |
| Wilhelm Bungert | Wilhelm Bungert | 7 | 6 | Wilhelm Bungert | Wilhelm Bungert | 2 | R | | | | | | | | | |
| Dick Bohrnstedt | Dick Bohrnstedt | 5 | 3 | | | | | | | | | Ion Țiriac | Ion Țiriac | 9 | 5 | 0 |
| Adriano Panatta | Adriano Panatta | 6 | 6 | | | | | | | | | Adriano Panatta | Adriano Panatta | 8 | 7 | 6 |
| Tadeusz Nowicki | Tadeusz Nowicki | 1 | 2 | Adriano Panatta | Adriano Panatta | 8 | 6 | | | | | | | | | |
| Antonio Muñoz | Antonio Muñoz | 6 | 6 | Antonio Muñoz | Antonio Muñoz | 6 | 2 | | | | | | | | | |
| Ian Fletcher | Ian Fletcher | 3 | 1 | | | | | Adriano Panatta | Adriano Panatta | 6 | 6 | | | | | |
| Pat Cramer | Pat Cramer | 2 | 3 | | | | | Jean-Loup Rouyer | Jean-Loup Rouyer | 2 | 4 | | | | | |
| Jean-Loup Rouyer | Jean-Loup Rouyer | 6 | 6 | Jean-Loup Rouyer | Jean-Loup Rouyer | 6 | 6 | | | | | | | | | |
| Jan Kukal | Jan Kukal | 6 | 7 | Jan Kukal | Jan Kukal | 4 | 2 | | | | | | | | | |
| Kenichi Hirai | Kenichi Hirai | 2 | 5 | | | | | | | | | | | | | |

### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| Antonio Zugarelli | Antonio Zugarelli | 2 | 1 | | | | | | | | | | | | | | | |
| Patrick Hombergen | Patrick Hombergen | 6 | 6 | | P Hombergen | P Hombergen | 6 | 6 | | | | | | | | | | |
| Iván Molina | Iván Molina | 6 | 1 | 1 | Onny Parun | Onny Parun | 1 | 2 | | | | | | | | | | |
| Onny Parun | Onny Parun | 4 | 6 | 6 | | | | | P Hombergen | P Hombergen | 6 | 3 | 2 | | | | | |
| Dimitri Sturdza | Dimitri Sturdza | 4 | 2 | | | | | | B Phillips-Moore | B Phillips-Moore | 3 | 6 | 6 | | | | | |
| Thomaz Koch | Thomaz Koch | 6 | 6 | | Thomaz Koch | Thomaz Koch | 5 | 3 | | | | | | | | | | |
| Guillermo Vilas | Guillermo Vilas | 3 | 0 | | B Phillips-Moore | B Phillips-Moore | 7 | 6 | | | | | | | | | | |
| B Phillips-Moore | B Phillips-Moore | 6 | 6 | | | | | | | | | | | B Phillips-Moore | B Phillips-Moore | 4 | 3 | 7 |
| Sandy Mayer | Sandy Mayer | 6 | 6 | | | | | | | | | | | Andrés Gimeno | Andrés Gimeno | 6 | 6 | 9 |
| Milan Holeček | Milan Holeček | 4 | 4 | | Sandy Mayer | Sandy Mayer | 6 | 6 | | | | | | | | | | |
| Wieslaw Gasiorek | Wieslaw Gasiorek | 4 | 2 | | Ray Moore | Ray Moore | 1 | 1 | | | | | | | | | | |
| Ray Moore | Ray Moore | 6 | 6 | | | | | | Sandy Mayer | Sandy Mayer | 2 | 2 | | | | | | |
| Matthias Werren | Matthias Werren | 1 | 8 | | | | | | Andrés Gimeno | Andrés Gimeno | 6 | 6 | | | | | | |
| Nikki Spear | Nikki Spear | 6 | 9 | | Nikki Spear | Nikki Spear | 1 | 3 | | | | | | | | | | |
| Boro Jovanović | Boro Jovanović | | | | Andrés Gimeno | Andrés Gimeno | 6 | 6 | | | | | | | | | | |
| Andrés Gimeno | Andrés Gimeno | w | / | o | | | | | | | | | | | | | | |