She is married to Jacobus Derthois.
Permission for the marriage has been obtained in Axel on June 24, 1769.Source 1
They got married on July 23, 1769 at Axel.Source 11769-06-24 (hier getrouwd 23 juli), Jacobus Ter Tiour wedr. van Cornelia de Blieck, won. op de Coewagt met, Johanna Maria Voorwyk j.d. geb. te Sina, won. op de Coewagt
Axel, transcriptie ref. trouwboek 1604-1648, 1653-1691, 1691-1729, 1729-1749, 1750-1791 en 1791-1796 http://www.geneaknowhow.net/script/zeeland.html