ret chen ▁Mann ▁B rew in ▁( known ▁as ▁G ret chen ) ▁was ▁born ▁in ▁Ott awa , ▁Ontario ▁to ▁mother ▁Mar jor ie ▁Mann ▁and ▁Walter ▁Mann ▁on ▁December ▁ 2 3 , ▁ 1 9 3 8 . ▁G ret chen ▁has ▁one ▁sister , ▁Susan ▁Mann . ▁She ▁graduated ▁from ▁G le be ▁Colleg iate ▁and ▁attended ▁the ▁University ▁of ▁Toronto ▁for ▁one ▁year ▁before ▁marry ing ▁John ▁B rew in ▁in ▁ 1 9 5 8 . ▁Her ▁parents ▁and ▁parents - in - law ▁were ▁all ▁active ▁in ▁the ▁C CF ▁( Co oper ative ▁Commonwealth ▁Federation ), ▁and ▁found ing ▁members ▁of ▁its ▁new ▁version , ▁the ▁N DP . ▁Andrew ▁B rew in , ▁her ▁father ▁in ▁law , ▁was ▁a ▁member ▁of ▁parliament ▁from ▁ 1 9 6 ▁She ▁and ▁John ▁had ▁four ▁children , ▁Gill ian ▁( 1 9 5 9 ), ▁Andrew ▁( 1 9 6 0 ), ▁Jenn ifer ▁( 1 9 6 3 ) ▁and ▁Al ison ▁( 1 9 6 4 ) ▁B rew in . ▁ ▁G ret chen ▁began ▁her ▁political ▁career ▁in ▁Sc ar borough , ▁Ontario ▁when ▁she ▁was ▁elected ▁to ▁the ▁School ▁Board ▁in ▁the ▁ 1 9 6 0 s . ▁She ▁and ▁her ▁family ▁moved ▁to ▁Victoria ▁in ▁ 1 9 7 3 ▁where ▁John ▁took ▁a ▁position ▁with ▁the ▁N DP ▁Bar rett ▁government . ▁G ret chen ▁returned ▁to ▁university , ▁getting ▁her ▁B A ▁in ▁political ▁science ▁from ▁the