Chateaugay

Chateaugay or Châteauguay may refer to:

• Chateaugay (village), New York
• Chateaugay (town), New York
• Châteaugay, a commune of the Puy-de-Dôme Department in France
• Châteauguay, a city southwest of Montreal
• Chateaugay (horse) (1960–1985), American Thoroughbred racehorse
• Châteauguay River, New York and Quebec