Question: When was Countess Anna Of Nassau's husband born?
Sentence (from "William Louis, Count of Nassau-Dillenburg"): William Louis of Nassau-Dillenburg (13 March 1560, Dillenburg, Hesse – 13 July 1620, Leeuwarden, Netherlands) was Count of Nassau-Dillenburg from 1606 to 1620, and stadtholder of Friesland, Groningen, and Drenthe.
Relevant evidence: Yes