Ruth is the main character in the Book of Ruth, one of few bible books named after a woman.
Related works of art:
Lastman, Pieter: Ruth Declares her Loyalty to Naomi (1614)
Michelangelo: Boaz (1508-1512)
Michelangelo: Ruth and Obed (1508-1512)
Poussin, Nicolas: Summer (Boaz and Ruth) (1660-1664)
Rembrandt: Boaz pouring Six Measures of Barley into Ruth's veil (c. 1645)