The 1990 Denmark Open in badminton was a three-star tournament held in Aabenraa, from October 24 to October 28, 1990.

Category	Winners	Runners-up	Score
Men's singles	Poul-Erik Høyer Larsen	Morten Frost Hansen	4–15, 15–10, 17–14
Women's singles	Tang Jiuhong	Zhou Lei	11–3, 11–2
Men's doubles	Li Yongbo & Tian Bingyi	Jesper Knudsen & Thomas Stuer-Lauridsen	15–8, 15–6
Women's doubles	Lotte Olsen & Dorte Kjær	Gillian Gowers & Gillian Clark	15–13, 9–15, 15–11
Mixed doubles	Thomas Lund & Pernille Dupont	Henrik Svarrer & Marlene Thomsen	15–4, 15–10

• "1990 Danish Open". Smash. Archived from the original on 2006-12-14. Retrieved 2008-03-29.