Otto Friedrich Wilhelm Wilkens von Hanno

  General Notes:

sønn av arkitekt Carl Wilhelm von Hanno og Ingeborg Gjerdrum.

Otto married Erna Loftaas Wadel, daughter of Alfred Christian Kato Olsen Wadel and Gyda Petra Katinka Loftaas, on 17 Apr 1915 in Paulus Menighet, Oslo. (Erna Loftaas Wadel was born on 20 Sep 1894 in Bergen, christened on 9 Dec 1894 in Nykirken and died on 22 Nov 1985.)