Marie-Noëlle Thémereau (born 1950) is a New Caledonian politician who served as the former president of the government of New Caledonia, an overseas territory of France in the Pacific Ocean.
She is a member of the loyalist (i.e.
anti-independence) Future Together party ("Avenir ensemble").
She was elected by the Congress of New Caledonia in 2004 after defeating the long-time ruling loyalist party RPCR (Rally for Caledonia in the Republic) and its chief Jacques Lafleur.
Thémereau resigned on July 24, 2007.She was succeeded in the Congress by Pascal Vittori.