[Male] b. 09 OCT 1890 Groningen, Groningen, Netherlands - d. 09 MAR 1947 Groningen, Groningen, Netherlands + Geerdina Buiter [Female] b. 23 JAN 1891 Groningen, Groningen, Netherlands - d. 30 OCT 1971 Termunten, Delfzijl, Groningen, Netherlands - Marriage: 18 DEC 1913 Groningen, Groningen, Netherlands
[Female] b. 1922 Groningen, Groningen, Netherlands + Hendrik Peter Klapwijk [Male] b. 1921 Rotterdam, Zuid-Holland, Netherlands - Marriage: 08 JAN 1942 Groningen, Groningen, Netherlands
[Female] b. ABT 1891 Nieuwe Pekela, Pekela, Groningen, Netherlands + Wolter Coopman [Male] b. 18 JUN 1888 Norg, Noordenveld, Drenthe, Netherlands - Marriage: 18 MAR 1911 Nieuwe Pekela, Pekela, Groningen, Netherlands
[Male] b. 20 AUG 1886 Marum, Groningen, Netherlands - d. 18 OCT 1972 + Lutgerdina Alkema [Female] b. 12 JUL 1892 Marum, Groningen, Netherlands - d. 12 JAN 1964 - Marriage: 02 MAY 1913 Marum, Groningen, Netherlands