(1) She is married to Geert Willemsen.
They got married
(2) She is married to Jan Mertens.
Permission for the marriage has been obtained in Hontenisse on September 21, 1650.Source 1
datum: 21 sep 1650; naam bruidegom: Jan Mertens; weduwnaar van: Josina de Vos; naam bruid: Claertjen Beert; weduwe van: Geert Willemsen; scan: 26; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QSQ-G9QG-2VT8?i=25&cc=2036997