(1) He is married to Maria Therese Caretto-Cavriani di Millesimo.
They got married on August 24, 1750, he was 22 years old.
Child(ren):
(2) He is married to Maria Therese van Khevenhüller-Metsch.
They got married on September 13, 1769, he was 41 years old.
Child(ren):
Bron: http://genealogics.org/getperson.php?personID=I00019089&tree=LEO
en: http://genealogy.euweb.cz/kolowrat/kolowrat6.html
The data shown has no sources.