Plumieux (French pronunciation: [plymjø]; Breton: Pluvaeg; Gallo: Ploemioec) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.

Inhabitants of Plumieux are called plumetais and plumetaise in French.

As of 2020 municipal election, the Conseil Municipal de Plumieux is composed of 15 elected members, including the mayor. The communes representation on the conseil communautaire of Loudéac Communauté - Bretagne Centre also consists of one elected member.

This list is incomplete; you can help by adding missing items. (May 2021)

List of Mayors of Plumieux

In office		Mayor	Party	Ref.
before 1981	?	Joseph Guéguen
March 1989	June 1995	Francis Anger
June 1995	March 2008	Rolande Pichard
March 2008	March 2014	Gérard Connan
March 2014	28 May 2020	Pierrick Le Cam	Ind.
28 May 2020	Incumbent	Sébastien Quinio

• Saint-Pierre Church (French: Église Saint-Pierre).
• 16th century cemetery cross (French: Croix du cimetière).
• Historic St. Leau chapelle (French: Ancienne chapelle de St. Leau), since torn down.

• Communes of the Côtes-d'Armor department

• Base Mérimée: Search for heritage in the commune, Ministère français de la Culture. (in French)