| Tournament details | |||
|---|---|---|---|
| Dates | 11–15 December | ||
| Edition | 9 | ||
| Total prize money | US$176,050 | ||
| Location | Kuala Lumpur,Malaysia | ||
| |||
The1991 World Badminton Grand Prix was the ninth edition of theWorld Badminton Grand Prix finals. It was held inKuala Lumpur,Malaysia, from December 11 to December 15, 1991.
| Category | Winners | Runners-up | Score |
|---|---|---|---|
| Men's singles |  Zhao Jianhua | Wu Wenkai | 15–4, 12–15, 15–12 |
| Women's singles |  Susi Susanti |  Lee Heung-soon | 9–11, 11–8, 11–1 |
| Men's doubles |  Jalani Sidek &Razif Sidek | Huang Zhanzhong &Zheng Yumin | 15–10, 12–15, 18–14 |
| Women's doubles | Chung So-young &Hwang Hye-young | Erma Sulistianingsih &Rosiana Tendean | 18–15, 15–3 |
| Mixed doubles |  Thomas Lund &Pernille Dupont | Shon Jin-hwan &Gil Young-ah | 11–15, 15–7, 15–9 |