(1) He is married to Janneken Helms.
Permission for the marriage has been obtained in Hontenisse on July 24, 1667.Source 1
datum: 24 jul 1667; naam bruidegom: Pieter de Bock; naam bruid: Janneken Helms; scan: 54; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QS7-L9QG-2V5D?i=53&cc=2036997
(2) He is married to Maeijken Bouwens.
Permission for the marriage has been obtained in Hontenisse on July 22, 1682.Source 1
datum: 22 jul 1682; naam bruidegom: Pieter de Bock; weduwnaar van: Tanneken Helmus; naam bruid: Maeijken Bouwens; weduwe van: Jan Corstiaensen; scan: 12; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QS7-L9QJ-34NG?i=127&cc=2036997