"Rideau" which means curtain in the French language is a popular name for geographical features and organizations in the Ottawa, Canada area. The early French used "Rideau" when naming the Rideau Falls because of their similarity to a curtain.
Places in the Ottawa area named Rideau:
- Rideau Canal
- Rideau Canoe Club
- Rideau Centre
- Rideau Club
- Rideau Curling Club
- Rideau Falls
- Rideau Ferry, Ontario
- Rideau Hall
- Rideau High School
- Rideau Lakes, Ontario
- Rideau River
- Rideau Street
- Rideau Township, Ontario
- Rideau Trail
- Rideau Valley
- Rideau View
- Rideau Arcott
Other:
- Rideau, Cruchon et Compotier, a painting
- Rideau Park, Calgary, a neighbourhood in Calgary
- Rideau Park (Edmonton), a neighbourhood in Edmonton
- Rideau Recognition Solutions, a Canada-based recognition firm