Wer heiratete Matthäus I. (Lothringen)?

Matthäus I. (* um 1110; † 13. Mai 1176) war Herzog von Lothringen von 1139 bis zu seinem Tod. Er war der Sohn Herzog Simons I. (Haus Châtenois) und Adelheid von Löwen.

Bertha of Lorraine (or Bertha of Swabia) (b.c. 1123/30 – d. 1194/5) was duchess of Lorraine (c.1138-1176) by marriage to Matthias I duke of Lorraine. She had a contested regency in the beginning of her son's rule, but was deposed from her position because her son was an adult.