Adelaide of Nassau
Adelaide of Nassau (c. 1311 – 8 August 1344) was a countess of the Walram line of Nassau, the daughter of Count Gerlach I of Nassau and Agnes of Hesse. In or after 1327 she married Ulrich III, who became Lord of Hanau in 1346.
She bore him at least five children, including his heir Ulrich IV. Adelaide died on 8 August 1344. She was buried in Arnsburg Abbey, where her gravestone survives.