| Descendancy Chart: | 
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
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 Family with spouse
 Jan Koos Scholten
 Family with spouse
 Roelf Jonker
 Roelf Jonker- Grietje Joosten  (I13503) Birth 21 August 1853 -- Wildervank, Veendam, Groningen, Netherlands (I13503) Birth 21 August 1853 -- Wildervank, Veendam, Groningen, Netherlands
 Death 3 May 1942 (Age 88) -- Voorburg, Leidschendam-Voorburg, Zuid-Holland, Netherlands
  
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  Marriage  13 February 1879   -- Wildervank, Veendam, Groningen, Netherlands Marriage  13 February 1879   -- Wildervank, Veendam, Groningen, Netherlands
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
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 Family with spouse
 Grietje Joosten
 - Jan Koos Scholten  (I13502) Birth 20 October 1850 -- Wildervank, Veendam, Groningen, Netherlands (I13502) Birth 20 October 1850 -- Wildervank, Veendam, Groningen, Netherlands
 Death 13 May 1882 (Age 31) -- At Sea
  
 - Unknown children 
 
  Marriage  31 December 1890   -- Wildervank, Veendam, Groningen, Netherlands Marriage  31 December 1890   -- Wildervank, Veendam, Groningen, Netherlands
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
 Compact Chart
 Circle Diagram
 Hourglass Chart
 Family with spouse
 Grietje Joosten
 Roelf Jonker- Roelf Jonker  (I16538) Birth 11 April 1854 -- Hoogezand, Hoogezand-Sappemeer, Groningen, Netherlands (I16538) Birth 11 April 1854 -- Hoogezand, Hoogezand-Sappemeer, Groningen, Netherlands
 Death 13 May 1927 (Age 73) -- Wildervank, Veendam, Groningen, Netherlands
 
 - Number of Children: 1 
 - Roelf Jonker  (I20413) Birth June 1894 -- Wildervank, Veendam, Groningen, Netherlands (I20413) Birth June 1894 -- Wildervank, Veendam, Groningen, Netherlands
 Death 18 March 1895 (Age approx. 9 months) -- Wildervank, Veendam, Groningen, Netherlands
  
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