The 2005 French Open in badminton was held in Paris, from October 12 to October 16, 2005.
It was an A Category tournament and the prize money was US$10,000.
| Category | Winners | Runners-up | Score | |
|---|---|---|---|---|
| Men's singles |  Stanislav Pukhov |  Arif Rasidi | 15–12, 15–3 | |
| Women's singles | Pi Hongyan | Anne-Marie Pedersen | 11–1, 11–2 | |
| Men's doubles | Simon Mollyhus & Anders Kristiansen | Chris Tonks & Chris Langridge | 15–13, 15–12 | |
| Women's doubles | Elodie Eymard & Weny Rahmawati |  Seiko Yamada & Shizuka Matsuo | 15–12, 14–17, 15–6 | |
| Mixed doubles | Nabil Lasmari & Eny Widiowati | Jacob Chemniz & Julie Houmann | 4–15, 15–7, 15–13 |