A widow is a woman whose spouse has died, while a widower is a man in that situation. The state of having lost one's spouse to death is termed widowhood. These terms are not applied to a person after he or she becomes divorced from their former spouse, though they may sometimes be used after the former spouse has died.

Widów may refer to the following places:

• Widów, Masovian Voivodeship (east-central Poland)
• Widów, Silesian Voivodeship (south Poland)
• Widów, West Pomeranian Voivodeship (north-west Poland)