Count Walram IV of Nassau-Idstein was a younger son of Count Adolph I of Nassau-Wiesbaden-Idstein and his wife Margaret of Nuremberg. He inherited Nassau-Idstein when his father died in 1370. When his brother Gerlach II died in 1386, he also inherited Nassau-Wiesbaden.
- Occupation
- Count of Nassau-Wiesbaden-Idstein
- Born
- 1354
- Died
- November 7, 1393
