Frans Johannes Van Berlo Netherlands to New Zealand 1952

Leona Mary Ball was one of 7 children of Leonard William Ball and Irene Hooper who were married in St Patrick's Church in Masterton, New Zealand in 1928.
Leona married Frans Johannes van Berlo and they had 4 children.

Pieter Johannes van Berlo
Margaret Maria
Gerard Josef and
Christina Petronella

Frans Johannes van Berlo was born in Holland in 1922. He arrived in New Zealand from the Netherland in 1952 ... He died in Masterton in 1993
I would like to know his parents and siblings