Pontiac (French pronunciation: [pɔ̃tjak]) is a regional county municipality in the Outaouais region of Quebec, Canada.

Campbell's Bay is the county seat.

It should not be confused with the municipality of Pontiac, which is located in the neighbouring Les Collines-de-l'Outaouais Regional County Municipality.

For the electoral district see Pontiac (federal electoral district).

Highways and numbered routes that run through the municipality, including external routes that start or finish at the county border:[8]