Inzinzac-Lochrist (Breton: Zinzag-Lokrist) is a commune in the Morbihan department of Brittany in north-western France.

[3] Inhabitants of Inzinzac-Lochrist are called in French Inzinzacois or Lochristois.

The town has several urban centres : Inzinzac, Lochrist, Penquesten.

The river Blavet forms a natural boundary to the east and to the south.

The village of Inzinzac is located 13 km (8.1 mi) northeast of Lorient.