Agnes of Bavaria
Agnes of Bavaria (1276–1345) was a daughter of Duke Louis II of Upper Bavaria and Matilda of Habsburg. In 1290 she married Henry the Younger of Hesse, son of Landgrave Henry I, and had a daughter Agnes. After Henry's death in 1298, she married Margrave Henry I of Brandenburg-Stendal of the House of Ascania in 1303.
This marriage produced Henry II and two daughters, Sophia and Judith, who married into the Brunswick ducal house. She died in 1345.