Houyet (French pronunciation: [u.jɛ]) is a municipality of Wallonia in the province of Namur, Belgium.

On 1 January 2006 the municipality had 4,485 inhabitants. The total area is 122.31 km², giving a population density of 37 inhabitants per km².

The municipality consists of the following districts: Celles, Ciergnon, Custinne, Finnevaux, Hour, Houyet, Hulsonniaux, Mesnil-Église, Mesnil-Saint-Blaise, and Wanlin.

The town of Houyet lies on the river Lesse, some 20 kilometres (12 mi) to the southeast of Dinant.

• Rasteau (since 1991)

• 
  Celles, church: église Saint-Hadelin
• 
  Ciergnon, church
• 
  Hour, view of the village

• List of protected heritage sites in Houyet

• Media related to Houyet at Wikimedia Commons
• Official website (in French)