Hendrik Jacob Herman Modderman sr 24 Apr 1796 Groningen - 4 Sep 1859 's-Gravenhage (1796–1859) (1796–1859) Parents Anthonia Forsten Tonco Modderman Children Rudolf Sicco Tjaden Modderman Anthony Modderman Jan Hendrik Adriaan Modderman Siblings Antonius Modderman Partners Adriana Sibilla Catharina Emmen
