Plouha (French pronunciation: [plu.a]; Breton: Plouha; Gallo: Plóha) is a town and commune in the Côtes-d'Armor department of Brittany in northwestern France.

Inhabitants of Plouha are called plouhatins in French.

Plouha is twinned with: Plouha has many notable medieval sites ranging from chapels and churches to manoires and kers, including The Chapel of Kermaria (Kermaria an Iskuit).

Plouha's beaches were the sight of several resistance efforts, notably as part of the Comet line, a resistance group that sheltered Allied troops and helped them return to Great Britain.

In 1944, more than 100 downed allied airmen were evacuated by Royal Navy motor gunboats from Bonaparte Beach to Dartmouth, England.