Whakakiia te rerenga e whai ake nei: I whanau a Ernst August Hagen i Königsberg, i taua wa ko te whakapaipai whakahaere o East Prussia (a mo te tata ki te tekau tau i muri i te
1806 i te wa i rere ai te kingi i Berlin, te kaainga o te Kooti Prussian). Ko tana papa, ko Karl Gottfried Hagen (1749-1829) he kaimatai rongonui me te kaihanga rongoa o te marae.