Louis Renaud (October 3, 1818 – November 13, 1878) was a Quebec businessman and political figure.
He was born in Lachine, Lower Canada in 1818 and studied at the Collège de Nicolet.
His father became ill and Louis and his brother Jean-Baptiste had to begin work at a young age.
In 1856, he was elected to the Legislative Council of the Province of Canada for Salaberry division and he was reelected in 1864 by acclamation.
After Confederation, he was named to the Senate and served until he was forced to resign because of ill health in 1873.