"Sophia of Wittelsbach (1170–1238) was a daughter of Otto I Wittelsbach, who was Count Palatine and later Duke of Bavaria, and his wife Agnes of Loon.
In 1196, Sophia married Landgrave Hermann I of Thuringia; she was his second wife. They had the following children:
Irmgard (b. 1197), married in 1211 to Count Henry I of AnhaltLouis IV (1200–1227)Herman (1202–1216)Conrad (1204–1247), grand master of the Teutonic KnightsHenry Raspe (1204–1247)Agnes, married twice:in 1225 to Henry "the Profane" of Babenberg (1208–1228), a son of Margrave Leopold IV of Austriain 1229 to Duke Albert I of Saxony (c. 1175 – 1261)" - (en.wikipedia.org 29.10.2019)
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