Dull Gret, also known as Mad Meg, is the Anglicized version of Dulle Griet, a figure of Flemish folklore who is the subject of a 1562 painting by Pieter Brueghel the Elder. The painting depicts a peasant woman, Mad Meg, who leads an army of women to pillage Hell. The painting is in the Museum Mayer van den Bergh in Antwerp.