Over the years, he has served as the whip and spokesperson for the New Democratic Party on natural resources, employment insurance, labour and official languages.
He is the author of Bill C-232, the first bill introduced in the Parliament of Canada to ensure that judges appointed to the Supreme Court of Canada have language skills in both official languages. He received the rank of Knight of the Order of La Pleiade for his contribution to Canadian Francophonie.
Before being sworn in as a Member of Parliament, Yvon was president of the syndicat des Métallos Local 5385 from 1982 to 1988, and union representative from 1988 to 1997. He negotiated more than 30 collective agreements during his career and was president of the Local Service District (LSD) of Allardville, New Brunswick.
Always active on the political scene, Yvon is a guest panelist on the television show Le club des ex on RDI, as well as a radio station guest on L’heure juste at Ici Radio-Canada Première.
Yvon is from St-Sauveur, New Brunswick and is the father of three children and grandfather of four grandchildren.