Manus Groenteman was a son of Mozes Groenteman and Rachel Moffie. He married on 8 March 1916 to Wilhelmina Helena Arpels, who passed away on 12 September 1930 during childbirth of her son Salomon. Togehter they had eight children: Rachel, who died before she was 1 year, Mozes, Barend, the here mentioned Izak, Sientje and Salomon . Their 2nd daughter Rachel and son Pinehas suvived the Holocaust. Ma…