1983 Swiss Open

The 1983 Swiss Open was a men's tennis tournament played on outdoor clay courts in Gstaad, Switzerland that was part of the 1983 Volvo Grand Prix tennis circuit. It was the 37th edition of the tournament and was held from 4 July through 10 July 1983. Fifth-seeded Sandy Mayer won the singles title.

Singles
🇺🇸 Sandy Mayer defeated Tomáš Šmíd 6–0, 6–3, 6–2
 * It was Mayer's only singles title of the year and the 11th and last of his career.

Doubles
Pavel Složil / Tomáš Šmíd defeated 🇬🇧 Colin Dowdeswell /  Wojciech Fibak 6–7, 6–4, 6–2