Johannes Gradus Kroon

Johannes married Helena Maria van der Raad on 21 Jun 1916 in den Haag, Zuid-Holland. Helena (daughter of Gerardus van der Raad and Barbara Duijndam) was born on 8 Jan 1888 in Noordwijk, Zuid-Holland; and died. [Group Sheet] [Family Chart]

1. Theodora Maria Cecilia Catharina Kroon was born on 23 May 1917 in den Haag, Zuid-Holland; and died.
2. Helena Susanna Maria Kroon was born on 29 Aug 1918 in den Haag, Zuid-Holland; and died.
3. Johannes Gerardus Hillebrandus Kroon was born in 1921 in Nuth, Zuid-Holland; and died.
4. Barbara Antonia Maria Kroon was born in 1923 in den Haag, Zuid-Holland; died on 15 Nov 1957 in De Bilt, Utrecht, Holland.