| 
| 
|  | | Jan Hendrik Venema  (I01784) 
Birth  7 May 1880   -- Muntendam, Menterwolde, Groningen, NetherlandsDeath  17 November 1947 (Age 67)   -- Renkum, Heteren, Gelderland, Netherlands
 
 | 
 |  |  |  |  |  |  | 
| 
| | Jan Drok  (I25698) 
Birth  9 September 1906   -- Veendam, Veendam, Groningen, NetherlandsDeath  22 April 1916 (Age 9)   -- Veendam, Veendam, Groningen, Netherlands
 
 | 
 |  |  |  |  |  | | Froukje Drok  (I25699) 
Birth  7 May 1908   -- Veendam, Veendam, Groningen, NetherlandsDeath  18 November 1918 (Age 10)   -- Groningen, Groningen, Groningen, Netherlands
 
 | 
 |  |  |  | | Albertina Drok  (I25700) 
Birth  11 July 1910   -- Veendam, Veendam, Groningen, NetherlandsDeath  26 April 1916 (Age 5)   -- Veendam, Veendam, Groningen, Netherlands
 
 | 
 |  |  |  | | Jan Drok  (I25701) 
Birth  20 March 1917   -- Veendam, Veendam, Groningen, NetherlandsDeath  5 April 1917 (Age 16 days)   -- Veendam, Veendam, Groningen, Netherlands
 
 | 
 |  |  |  |  |  | | Maria Magdalena Venema  (I01785) 
Birth  9 July 1882   -- Kerklaan, Muntendam, Groningen, NetherlandsDeath  26 March 1917 (Age 34)   -- Veendam, Veendam, Groningen, Netherlands
 
 | 
 |  |  |  |  | 
|  | | Freerk Venema  (I01786) 
Birth  3 March 1885   -- Kerklaan, Muntendam, Groningen, NetherlandsDeath  17 December 1930 (Age 45)   -- Rotterdam, Rotterdam, Zuid-Holland, Netherlands
 
 | 
 |  |  |  |  |  |  | | Hendrik Venema  (I01783) 
Birth  15 April 1856   -- Tusschenklappen, Muntendam, Groningen, NetherlandsDeath  12 January 1905 (Age 48)   -- Veendam, Veendam, Groningen, Netherlands
 
 | 
 |