| 1986 Mercedes Cup | ||||
|---|---|---|---|---|
| Date | 8–14 September | |||
| Edition | 9th | |||
| Category | Grand Prix | |||
| Draw | 48S / 24D | |||
| Prize money | $162,500 | |||
| Surface | Clay / outdoor | |||
| Location | Stuttgart, West Germany | |||
| Venue | Tennis Club Weissenhof | |||
| Champions | ||||
| Singles | ||||
 Martín Jaite[1] | ||||
| Doubles | ||||
 Hans Gildemeister / Andrés Gómez[2] | ||||
| ||||
The1986 Mercedes Cup, was a men'stennis tournament played on outdoorclay courts and held at theTennis Club Weissenhof inStuttgart, West Germany that was part of the1986 Grand Prix circuit. It was the ninth edition of the tournament and was held from 8 September until 14 September 1986. Third-seededMartín Jaite won the singles title.
Martín Jaite defeated
Jonas Svensson, 7–5, 6–2
Hans Gildemeister /Andrés Gómez defeated
Mansour Bahrami /
Diego Pérez, 6–4, 6–3