▁of ▁the ▁ ▁county ▁of ▁Hi ém ois ▁and ▁towards ▁Lie u vin ▁( for êt ▁du ▁Vi è vre ). ▁ ▁Before ▁ 9 9 6 , ▁Rod ulf ▁built ▁the ▁castle ▁of ▁I v ry - la - B ata ille ▁to ▁replace ▁a ▁mot te - and - ba iley ▁wooden ▁keep . ▁It ▁is ▁among ▁the ▁earliest ▁examples ▁of ▁a ▁stone ▁don jon ▁or ▁keep ▁in ▁the ▁north west ▁of ▁France . ▁ ▁Family ▁▁ ▁First ▁he ▁married ▁E rem burg a ▁de ▁Can ville , ▁who ▁died ▁before ▁ 1 0 1 1 . ▁He ▁married ▁a ▁second ▁time , ▁to ▁Al bre da ▁or ▁A ub r ée . ▁ ▁His ▁children ▁by ▁E rem burg a : ▁ ▁Hugh , ▁bishop ▁of ▁Bay e ux ▁( c . ▁ 1 0 1 1 - 1 0 4 9 ) ▁Emma , ▁who ▁married ▁Os bern ▁the ▁Ste ward ▁and ▁was ▁mother ▁of ▁William ▁Fitz Os bern ▁Ra oul ▁D augh ter ▁of ▁unknown ▁name , ▁who ▁married ▁Richard ▁de ▁Be auf ou ▁ ▁His ▁child ▁from ▁Al bre da ▁is : ▁▁ ▁John , ▁bishop ▁of ▁Av ranch es ▁( 1 0 6 0 – 1 0 6 7 ) ▁then ▁arch bishop ▁of ▁Rou en ▁( 1 0 6 7 – 1 0 7 9 ) ▁ ▁References ▁ ▁Category : H ouse ▁of ▁Norm andy ▁Category : N orm an ▁war riors ▁Category : 1 0 th - century ▁Norm ans ▁Category : 1