The 2005 Dutch Open in badminton was held in Den Bosch, Netherlands, from October 12, 2005 to October 16, 2005.
Results
| Category | Winners | Runners-up | Score |
|---|---|---|---|
| Men's singles |  Muhammad Hafiz Hashim
|
 Shoji Sato
|
15–4, 15–12 |
| Women's singles |  Xu Huaiwen
|
 Yao Jie
|
11–7, 11–2 |
| Men's doubles | Choong Tan Fook & Lee Wan Wah
|
Tadashi Ohtsuka & Keita Masuda
|
15–7, 15–4 |
| Women's doubles | Mia Audina & Lotte Bruil
|
Wong Pei Tty & Chin Eei Hui
|
15–9, 15–10 |
| Mixed doubles |  Robert Mateusiak & Nadieżda Kostiuczyk
|
Ingo Kindervater & Kathrin Piotrowski
|
15–5, 15–5 |