1986 Geneva Open
Date	8–15 September
Edition	7th
Category	Grand Prix
Draw	32S / 16D
Prize money	$200,000
Surface	Clay / outdoor
Location	Geneva, Switzerland
Champions
Singles
Henri Leconte[1]
Doubles
Andreas Maurer / Jörgen Windahl[2]
← 1985 · Geneva Open · 1987 →

The 1986 Geneva Open was a men's tennis tournament played on outdoor clay courts that was part of the 1986 Nabisco Grand Prix. It was the seventh edition of the tournament and was played at Geneva in Switzerland from 8 September through 15 September 1986. First-seeded Henri Leconte won the singles title.

Finals

Singles

Henri Leconte defeated Thierry Tulasne 7–5, 6–3

• It was Leconte's 1st singles title of the year and the 5th of his career.

Doubles

Andreas Maurer / Jörgen Windahl defeated Gustavo Luza / Gustavo Tiberti 6–4, 3–6, 6–4

• It was Maurer's only title of the year and the 3rd of his career. It was Windahl's only title of the year and the 1st of his career.