Rideau
Rideau is
- Part of the name of various geographical names in and around Ottawa, Canada: Rideau River, a river
- Rideau Canal, a channel
- Rideau Falls, a waterfall
- Rideau Lakes, a town
- Rideau Valley, a valley
- Part of the name of a French commune, see Azay -le- Rideau
- Last by: Rideau Émile (1899-1981), French Jesuit and author
- Stéphane Rideau (born 1976 ), French actor
- Disambiguation