Children:
- Johanna Sophia Geertruida Martherus was born in 1889 in Padang, Sumatra, Dutch East Indies; died on 27 Sep 1923 in Semarang, Java, DEI.
- 1. Johan Avith Galestan Stephan MARTHERUS was born on 24 Nov 1891 in Padang, Sumatra, Dutch East Indies; died on 29 Nov 1891 in Padang, Sumatra, Dutch East Indies.
- Christina Martherus was born on 6 Oct 1892 in Daroe, Sumatra, DEI; died on 14 Apr 1935 in Bandoeng, Java, DEI.
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