| Children |
| | 1.  Wilhelmina Cornelia van Heemstra, b. 1897, Oosterbeek, Gelderland, Netherlands  d. 1987, Montreux, Switzerland (Age 90 years) |
| | 2. Geraldine Caroline van Heemstra, b. 1898, Velp, Gelderland, Netherlands d. 1965, Amersfoort, Utrecht, Netherlands (Age 67 years) |
| | 3. Ella van Heemstra, b. 1900, Velp, Gelderland, Netherlands d. 1984, Tolochenaz, Switzerland (Age 84 years) |
| | 4. Marianne Jacqueline van Heemstra, b. 1903, Roermond, Limburg, Netherlands d. 1991, Lochem, Gelderland, Netherlands (Age 88 years) |
| | 5.  Willem Hendrik Johan van Heemstra, Baron, b. 1907, Roermond, Limburg, Netherlands d. 1978, Watford, Hertfordshire, England (Age 71 years) |
| | 6. Arnoudina Johanna van Heemstra, b. 1911, Arnhem, Gelderland, Netherlands d. 1975, Amsterdam, Noord-Holland, Netherlands (Age 64 years) |
|
