Izak Bloemist was a son of Barend Bloemist and Roosje Waterman. He was born in Amsterdam on 20 December 1910 and in his younger years he was employed as hairdresser attendant. On 18 December 1935 he married Catharina Vogel in Amsterdam, a seamstress who was born on 23 June 1911 as the eldest daughter of Joseph Vogel and his first wife Lina de Korte.
With his parents, Izak lived at Lange Houtstraat…