(1) She is married to Carolus Vermeulen.
They got married on November 2, 1877 at Zedelgem, she was 47 years old.Source 1
(2) She is married to bruno Vanthuyne.
They got married on November 20, 1893, she was 63 years old.Source 2
gonl: GenealogieOnline
Virginia Sophia CASTELEYN
Children Sophia Rosalia GHOKEL
https://www.genealogieonline.nl/en/van-lerberghe-genealogy/I2563.php
gonl: GenealogieOnline
Sophia Casteleyn
Children Rosalia Deroo
https://www.genealogieonline.nl/en/stamboom-vanduynslager/I12809.php
FamilySearch: Family Tree
Sophia Casteleyn
Birth 23 November 1829 • Zedelgem
Spouse Carolus Vermeulen • bruno Vanthuyne
Lead confidence: 5
https://www.familysearch.org/tree/person/LX76-PTM
gonl: GenealogieOnline
Barbara Sophia Casteleyn
Children Marie Sylvie Vandenbossche
https://www.genealogieonline.nl/en/verzameling-parochieregisters-van-neste/I22765.php
https://familysearch.org/ark:/61903/4:1:LX7Z-Q1K
https://familysearch.org/ark:/61903/4:1:LX76-5JF