[1] He represented the electoral district of Marc-Aurèle-Fortin as a member of the New Democratic Party.
In the 2015 election he ran in Thérèse-De Blainville, but lost to Liberal Ramez Ayoub.
He has a bachelor's degree in political science, a bachelor's degree in legal science, and a certificate in social justice.
Before finally being elected in 2011, Giguère had run unsuccessfully in seven previous federal elections, in Verdun—Saint-Paul in 1984, in Roberval in 1993, 1997 and 2000, in Laval in 2004 and 2008, and in Laval—Les Îles in 2006, as well as provincially once for the New Democratic Party of Quebec in Saint-Henri in 1985.
[3] In 2012, it was reported that he would give back the Queen Elizabeth II Diamond Jubilee Medal.