Louis Molleur (July 7, 1828 – August 17, 1904) was an educator, businessman and political figure in Quebec.
He represented Iberville in the Legislative Assembly of Quebec from 1867 to 1881 as a Liberal.
He was born in L’Acadie, Lower Canada, the son of Louis Molleur and Marie-Angèle Mailloux, and was educated there.
In 1853, he established himself as a merchant at Saint-Valentin and then later Henryville and finally Saint-Jean-sur-Richelieu.
Molleur was a director of the Canada Agricultural Insurance Company and helped found the Permanent Building Society of the District of Iberville and the Banque de Saint-Jean.