▁Baden . ▁The ▁birth ▁date ▁of ▁May ▁ 1 2 0 5 ▁( or ▁as ▁late ▁as ▁mid - 1 2 0 6 ) ▁often ▁assigned ▁to ▁her ▁is ▁question able , ▁as ▁her ▁mother ▁was ▁then ▁ 5 2 ▁years ▁old . ▁A ▁more ▁pla us ible ▁date ▁is ▁c . ▁ 1 1 9 0 . ▁ ▁Ger tr ude ▁succeeded ▁her ▁father ▁as ▁count ess ▁on ▁his ▁death ▁in ▁ 1 2 1 2 , ▁at ▁which ▁time ▁she ▁had ▁already ▁married ▁The ob ald , ▁soon ▁to ▁be ▁Duke ▁of ▁Lor raine ▁( 1 2 1 3 ), ▁according ▁to ▁the ▁Vit æ ▁Od ili æ . ▁Their ▁bet ro th al ▁occurred ▁in ▁September ▁ 1 2 0 5 , ▁possibly ▁when ▁she ▁was ▁an ▁infant . ▁On ▁her ▁marriage ▁her ▁husband ▁took ▁over ▁the ▁administration ▁of ▁her ▁inheritance , ▁but ▁he ▁died ▁in ▁early ▁ 1 2 2 0 ▁without ▁s iring ▁any ▁children . ▁In ▁May ▁ 1 2 2 0 ▁she ▁married ▁The ob ald ▁IV ▁of ▁Champ agne , ▁who ▁was ▁only ▁an ▁ad oles cent , ▁against ▁the ▁wishes ▁of ▁the ▁Emperor ▁Frederick ▁II . ▁In ▁ 1 2 2 2 ▁The ob ald ▁rep udi ated ▁her ▁for ▁either ▁cons angu inity ▁( follow ing ▁Al ber ic ▁of ▁Tro is - Font aines ) ▁or ▁ster ility ▁( acc ording ▁to ▁Rich er ▁of ▁Sen ones ). ▁In ▁ 1 2 2 4 ▁she ▁married ▁a ▁third ▁time ▁to ▁Simon ▁III