predecessor successor birth_place party office birth_date term_start article_title term_end name
pierre moreau monique richard boucherville , quebec adq -lrb- 2007-2008 -rrb- liberal -lrb- 2010-present -rrb- mna for marguerite-d'youville 09 february 1985 april 25 , 2007 simon-pierre diamond
 november 5 , 2008 simon-pierre diamond
simon-pierre diamond

simon-pierre diamond -lrb- born february 9 , 1985 in boucherville , quebec -rrb- is a politician in quebec .
he represented the marguerite-d'youville district in the national assembly of quebec from 2007 to 2008 as a member of the action démocratique du québec .
from 2004 to 2007 , diamond , a law student at université de montréal and a resident of boucherville , served as president of the youth commission of the adq .
he supports same-sex marriage , but believes that only the federal government has jurisdiction over that issue .
in the 2007 election at age 22 , diamond became the youngest member ever elected to the quebec legislature , a record he held until the 2012 election of léo bureau-blouin ; the previous recordholders had been andré boisclair and claude charron .
diamond was elected with 37 % of the vote , defeating pq candidate sébastien gagnon -lrb- 31 % -rrb- and liberal incumbent pierre moreau -lrb- 27 % -rrb- .
he took office on april 12 , 2007 .
on april 19 , 2007 , he was selected to be the official opposition 's shadow minister of environment and sustaining development .
he lost his seat in the 2008 election along with 33 other adq mnas , coming in third place in his ridding with 18.46 % of the vote .
on may 31 , 2010 , it was announced diamond had switched to the liberal party and would be running for them in the july 5 vachon by-election .
he was defeated in that election by parti québécois candidate martine ouellet .
his father is a federal liberal .
