William Devereux (disambiguation)
Appearance
William Devereux may refer to:
- William Devereux (died after 1110), Anglo-Norman nobleman
- William Devereux (1219–1265), Marcher Lord
- William Devereux (died 1376/7), knight in Herefordshire
- William Devereux, Baron Devereux of Lyonshall (died 1314), Marcher Lord
- William Devereux of Frome (died 1336), knight
- William Devereux of Frome (1314–1384), member of Parliament