onds " ▁which ▁many ▁of ▁his ▁daughters ▁is ▁known ▁to ▁have ▁used . ▁Such ▁a ▁creation ▁of ▁family ▁names , ▁by ▁short ening ▁the ▁patron ym , ▁was ▁common ▁in ▁the ▁Netherlands ▁in ▁the ▁ 1 6 th ▁and ▁ 1 7 th ▁century , ▁suggesting ▁that ▁Krist of fer ▁changed ▁his ▁name ▁according ▁to ▁this ▁Dutch ▁tr end . ▁ ▁His ▁name ▁is ▁denoted ▁with ▁the ▁letters ▁K ▁and ▁T ▁in ▁his ▁se al . ▁In ▁his ▁se al ▁there ▁is ▁a ▁coat ▁of ▁arms , ▁and ▁it ▁is ▁uncertain ▁if ▁he ▁created ▁this ▁coat ▁of ▁arms ▁himself ▁or ▁if ▁it ▁was ▁inherited ▁from ▁his ▁ancest ors . ▁The ▁coat ▁of ▁arms ▁is ▁repeated ▁in ▁several ▁her ald ic ▁books , ▁such ▁as ▁that ▁of ▁his ▁desc endant ▁Nicolas ▁Berg h . ▁ ▁Notes ▁ ▁Foot notes ▁ ▁References ▁ ▁Category : Pe ople ▁of ▁the ▁Protest ant ▁Re formation ▁Category : N or weg ian ▁nob ility ▁Category : Dan ish ▁adm ir als ▁Category : N or weg ian ▁adm ir als ▁Category : N or weg ian ▁pir ates ▁Category : 1 5 6 5 ▁death s ▁Category : Year ▁of ▁birth ▁uncertain ▁Category : Ro yal ▁D ano - N or weg ian ▁Navy ▁personnel ▁Category : 1 6 th - century ▁Norwegian ▁people <0x0A> </s> ▁Mag dal ena ▁Rog h man ▁( 1 6 3 7 ▁– ▁ 1 6 7 9 ), ▁was ▁a ▁Dutch ▁Golden ▁Age ▁eng ra ver . ▁ ▁Biography ▁She ▁was ▁born