Duceppe, Gilles(zhēl düsĕp`), 1947–, French-Canadian separatist politician, b. Montreal. A union negotiator from 1977 to 1990 and a Quebec separtatist from 1967, Duceppe was a founding member of the Parti QuébécoisParti Québécois
(PQ), provincial political party committed to the independence of Quebec. Founded in 1968, it soon became a force in provincial elections. In 1976, led by René Lévesque, it captured control of the provincial assembly.
..... Click the link for more information. and in 1990 was elected its first member to be elected to the Canadian parliament. He served as party whip (1993–97) for the Bloc Québécois in Ottawa and became its parliamentary leader in 1997, advocating "sovereignty-association," in which an independent Quebec would exist in a European Union–like political and economic association with the rest of Canada. After the Bloc lost nearly all it seats (and he lost his seat) in 2011, he resigned as its leader. Duceppe was again party leader in 2015, but stepped down after lackluster election results that year.