Euphemia of Hungary
Euphemia of Hungary was a daughter of King Béla I of Hungary and his wife, Richesa (or Adelaide) of Poland (1050s – 11 April 1111). She was the wife of Duke Otto I of Olomouc. Otto married Euphemia before 1073.
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Wikipedia
Euphemia of Hungary was a daughter of King Béla I of Hungary and his wife, Richesa (or Adelaide) of Poland (1050s – 11 April 1111). She was the wife of Duke Otto I of Olomouc. Otto married Euphemia before 1073.