Children:
- Aletta Kets was born on 11 Jun 1864 in Rozendaal; died on 4 Feb 1943 in Oosterbeek; was buried on 8 Feb 1943 in Algemene Begraafplaats Zuid van Limburg Stirumweg 35 6861 WL Oosterbeek.
- Hendrik Kets was born on 12 Apr 1866 in Rozendaal; died about 1951.
- Gerhardina Kets was born on 22 Jul 1867 in Rozendaal; died on 20 Apr 1945 in Nijkerk.
- Clasina Petronella Magdalena Kets was born on 29 Apr 1869 in Rozendaal; died about 1951.
- Gerrit Kets was born on 17 Jun 1871 in Rozendaal; died on 15 Jan 1903 in Sydney, Australië.
- Otto Johan Gerhard Kets was born on 2 Jun 1873 in Rozendaal; died about 1939.
- Willem Kets was born on 13 Mar 1875 in Rozendaal; died about 1958.
- Felina Johanna Kets was born on 27 Sep 1877 in Rozendaal; died on 23 Mar 1881 in Rozendaal; was buried on 24 Mar 1881 in Begraafplaats Rosendael, Rozendaal, Rozendaal, Gelderland, Nederland.
- 4. Jacobus Cornelius Kets was born on 27 Aug 1883 in Rozendaal; died about 1956 in Gorssel.
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Paul Johan Otto Kets was born on 8 Oct 1924 (son of Jacobus Cornelius Kets and Jeanette C. Pull); died in 1999. 
Otto Kets was born on 4 Jan 1835 in Rozendaal (son of Geurt Kets and Aletta de Ridder); died on 22 Mar 1916 in Oosterbeek. 
Johanna van Hoorn was born on 15 Feb 1839 in Amsterdam (daughter of Hendrik van Hoorn and Gerhardina van Hoorn); died on 29 Mar 1918 in Rijsenburg. 