Abraham de Rooij was the son of Joseph de Rooij and Sara Groenteman. He married Sara van der Staal in 1903. They had at least two children. After Sara passed away, Abraham remarried. His second wife, Betje van Gelder, was the widow of Joseph van Baale. As of 1940, Abraham and Betje lived with a son of Betje, Isaac van Baale.
Addition of a visitor of the website