Tuhia he haere tonu mo tenei irava - I whanau a Ernst August Hagen i Königsberg, i taua wa ko te taone nui whakahaere o East Prussia (a tata ki te tekau tau i muri i te 1806
i te wā i rere ai te kingi i Berlin, te kāinga o te marae o Prussia). Ko tana papa, ko Karl Gottfried Hagen (1749-1829) he kaimatai rongonui me te kaihanga rongoa o te marae.