La belle dame sans merci (1893) is an oil painting by the English Pre-Raphaelite painter John William Waterhouse. One of Waterhouse's painting which depicting a femme fatale. Waterhouse's interest in themes associated with the Pre-Raphaelites, particularly tragic or powerful femmes fatales, as well as plein-air painting. This painting is based on La Belle Dame Sans Merci by John Keats.