Philippe Couillard is a Canadian business advisor and former neurosurgeon, university professor and politician who served as 31st premier of Quebec from 2014 to 2018. Between 2003 and 2008, he was Quebec's Minister of Health and Social Services in Jean Charest's Liberal government and was MNA for Mont-Royal until he resigned in 2008. In the 2014 election, Couillard moved to the riding of Roberval, where he resides. He was the leader of the Quebec Liberal Party from 2013 to 2018. He resigned as Liberal leader and MNA on October 4, 2018.

The Quebec Liberal Party is a provincial political party in Quebec. It has been independent of the federal Liberal Party of Canada since 1955. The QLP has always been associated with the colour red; each of their main opponents in different eras have been generally associated with the colour blue.