| 1981 Fischer-Grand Prix | |
|---|---|
| Date | October 19 – 25 |
| Edition | 7th |
| Category | Grand Prix |
| Prize money | $100,000 |
| Surface | Hard / Indoor |
| Location | Vienna, Austria |
| Venue | Wiener Stadthalle |
| Champions | |
| Singles | |
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| Doubles | |
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The 1981 Fischer-Grand Prix was a men's tennis tournament played on indoor hard courts at the Wiener Stadthalle in Vienna in Austria that was part of the 1981 Volvo Grand Prix. The tournament was held from October 19 through October 25, 1981.
Ivan Lendl defeated
Brian Gottfried 1–6, 6–0, 6–1, 6–2
Steve Denton /
Tim Wilkison defeated
Sammy Giammalva Jr. /
Fred McNair 7–5, 6–4