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Interactive tree of
Derk Bernardus
Oortman
Individual
Derk Bernardus
Oortman
,
1889
–
1889
Derk Bernardus
Oortman
1889
–
1889
Sieger
Oortman
1846
–
1907
Okkelina
Sikkema
1852
–
1922
Derk Siegers
Oortman
1806
–
1885
Grietje Fredriks
Overman
1804
–
1876
…
…
–
…
…
–
Frederik Hindriks
Overman
1766
–
1830
Auke Derks
Beekhof
1772
–
1850
…
…
–
…
…
–
Jan Kornelis
Sikkema
1811
–
1875
Lyzebeth Okkes
van Zanten
1812
–
1865
Cornelis Alderts
Sikkema
1774
–
1854
Grietje Jans
Griede
1783
–
1862
Aldert Jans
Sikkema
1729
–
1775
Tietje
Pieters
1731
–
1805
Jan Jans
Griede
1737
–
1820
Jantje Willems
Medema
1755
–
1818
Okke Jans
van Zanten
1766
–
1838
Derkje Jans
Oosting
1777
–
1861
…
…
–
…
…
–
Jan Menses
Oosting
1738
–
1822
is waarschijnlijk Anje Jacobs Anje
Pieters
–