| 
		
 Jan Jans Blaak + Jantje Folkers
  
	
	
			Jan Jans Blaak 
(I02008) 
Birth  9 December 1889   -- Onstwedde, Stadskanaal, Groningen, Netherlands 
Death  22 June 1979 (Age 89)  
 
 
			 |  
  |  
  | 
  |   |   | 
	
	
			Jan Hindriks Blaak 
(I01446) 
Birth  29 August 1840   -- Sappemeer, Hoogezand-Sappemeer, Groningen, Netherlands 
Death  12 February 1917 (Age 76)   -- Musselkanaal, Onstwedde, Groningen, Netherlands 
 
Birth  29 August 1840    Sappemeer, Hoogezand-Sappemeer, Groningen, Netherlands
Marriage  12 December 1865  (Age 25)  Hindrikje Dallinga  Slochteren, Slochteren, Groningen, Netherlands
Marriage  2 September 1875  (Age 35)  Grietje Jans Roghaar  Onstwedde, Stadskanaal, Groningen, Netherlands
Death  12 February 1917  (Age 76)   Musselkanaal, Onstwedde, Groningen, Netherlands 
 
			 |  
  |  
  |    | 
	
	
			Grietje Jans Roghaar 
(I01447) 
Birth  18 April 1851   -- Wirdum, Loppersum, Groningen, Netherlands 
Death  24 April 1896 (Age 45)   -- Musselkanaal, Onstwedde, Groningen, Netherlands 
 
 
			 |  
  |  
  | 
  
 
 | 
		
			
					 |