The Stade du Moustoir - Yves Allainmat, known as the Stade du Moustoir (French pronunciation: [stad dy mustwaʁ]), is a multi-use stadium in Lorient, France.

It is currently used mostly for football matches and is the home stadium of FC Lorient.

[1] After a match between Lorient and Rennes at the Stade du Moustoir on 20 December 2020, a lighting ramp fell on a groundsman.

[3] Working as a volunteer, the groundsman eventually died of his injuries.

[4] Two other groundskeeper volunteers were taken to the hospital due to being shocked by the accident, but were not physically injured.