She is married to Karel Theodore Lodewijk Maximiliaan Graaf van Tauffkirchen-Guttenburg.
They got married on November 23, 1869 at München, Oberbayern, Beieren, she was 33 years old.
Child(ren):
Bron: http://genealogics.org/getperson.php?personID=I00366395&tree=LEO
en: http://geneall.net/de/name/156984/ernestine-antoinette-freiin-von-pfeffel/
The data shown has no sources.