Joseph-Félix Descôteaux (March 17, 1863 – July 13, 1931) was a farmer and political figure in Quebec.
He represented Nicolet in the House of Commons of Canada from 1923 to 1930 as a Liberal member.He was born in Sainte-Monique, Canada East, the son of Félix Descoteaux and Marie-Thérèse Manseau.
He was educated at the commercial college in Sainte-Anne d'Yamachiche.
Descôteaux was president of the agricultural society for Nicolet County and a director of the Société Coopérative de Québec.
He was mayor of Sainte-Monique for six years.
Descôteaux was married twice: to Parmélie Manseau in 1892 and Maria Denis in 1901.