1986 Dutch Open (tennis)

The 1986 Dutch Open was a Grand Prix men's tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from 28 July until 3 August 1986. It was the 29th edition of the tournament. Seventh-seeded Thomas Muster, who entered on a wildcard, won the singles title.

Singles
🇦🇹 Thomas Muster defeated Jakob Hlasek 6–1, 6–3, 6–3
 * It was Muster's first singles title of his career.

Doubles
Miloslav Mečíř / Tomáš Šmíd defeated  Tom Nijssen /  Johan Vekemans 6–4, 6–2