Asser de Groot was a son of Samuel de Groot and Elisabeth Wertheijm. 20 March 1918 he married in Amsterdam Dina Muller, a daugher of Hartog Levij Muller and Mietje van Strien. As far as have been researched, the couple had one son, namely Harry, who married Rebecca Zippora de Lange in 1942 and was killed in the Shoah.
Asser de Groot was representative and depot holder of cigars, but also debt coll…