1. Jan Oostrom

Cornelis Hendrikus Oostrom Cecilia Elizabeth Meenhorst. 20 1892 Rotterdam. Jan Heiloo 11 1983 91 .

a. Jan 23 12 1916 Amsterdam Elisabeth Maria Catharina Gohren 22 , Theodorus Augustinus Gohren Elisabeth Maria Catharina Paulina Sijmons. 12 1893 Amsterdam. Elisabeth Maria Catharina Heiloo 8 1958 64 .

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• a.i. Theodorus Augustinus Oostrom. 28 1917 Amsterdam.
• a.ii. Elisabeth Maria Catharina Paulina Oostrom. 2 1919 Amsterdam.
• a.iii. Jan Oostrom. 4 1923. Jan 11 2014 90 .
  

  a.iii.a. Jan¹ Gerritje Cornelia Janssen, .

  ( ).

  • a.iii.a.i. Elisabeth Maria Catharina Oostrom.
  • a.iii.a.ii. Esther Oostrom.