Lezer de Groot was a son of Mozes de Groot and Julia Schaap, who was born in Amersfoort on 3 Maart 1928. On 24 August 1929 he had a brother Israël, who was born in Zeist. Probably because of the trade of his father, who was a dealer in second-hand merchandise, they resided regularly in other places like in Enschede, Den Bosch, Utrecht or Amersfoort.
However, the parents of Lezer and Israël divorce…