(1) She is married to Pieter Rottier.
Permission for the marriage has been obtained in Ossenisse on September 23, 1673.Source 1
They got married on October 22, 1673 at Ossenisse.Source 1otr. 23 sep 1673; tr. 22 okt 1673; bdg. Pieter Rottier wed[uwnaar] van Beatris Maerschalck; br. Catelijn Oosteth[?] jd van Hemsicke; opm. jegenwoordigh beijde op Ossenisse; getuijghen Jan de Waghter, Abraham Jacobsen, Marijken Noens, Catelijntje Waterschoot
(2) She is married to Cornelis Magnus.
Permission for the marriage has been obtained in Hontenisse on February 23, 1686.Source 2
datum: 23 feb 1686; naam bruidegom: Cornelis Magnus; naam bruid: Catalijn Oijsset; weduwe van: Pieter Rotier; scan: 19; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QSQ-G9QJ-3HM4?i=16&cc=2036997
Ossenisse ondertrouw 1648-1682 https://www.geneaknowhow.net/script/zee/Ossenisse_ondertrouw_1648-1682.pdf
Trouwen Hontenisse 1648-1793 (verschijnt binnenkort online)