Johann married Maria Catharina Wewers in 1865 in Odoorn, Drenthe, Nederland. Maria (daughter of Bernardus Hermannus Wewers and Susanna Adelheid Lüttel) was born on 14 April 1842 in Twist, Niedersachsen, Deutschland; died on 03 August 1910 in Barger-Compascuum, Emmen, Drenthe, Nederland. [Group Sheet] [Family Chart]

1. Hermann Heinrich Hölscher was born approximately 1869 in Neuringe, Twist, Grafschaft Bentheim, Niedersachsen, Deutschland; died on 08 April 1949 in Hoenderloo, Apeldoorn, Gelderland, Nederland.
2. Anna Helena Hölscher was born on 18 August 1872 in Zandberg, Odoorn, Drenthe, Nederland; died on 02 October 1889 in Emmer-Compascuum, Emmen, Drenthe, Nederland.
3. Jan Berend Hölscher was born on 08 July 1875 in Zandberg, Odoorn, Drenthe, Nederland; died on 09 July 1893 in Emmer-Compascuum, Emmen, Drenthe, Nederland.
4. Aleida Hölscher was born on 10 June 1878 in Zandberg, Odoorn, Drenthe, Nederland; died on 22 November 1893 in Emmer-Compascuum, Emmen, Drenthe, Nederland.