Milica Hrebeljanović was a 14th-century Serbian princess and regent who governed the country following the death of her husband, Prince Lazar, at the Battle of Kosovo. After her period of regency ended in 1393, she entered a monastery, taking the name Eugenia. A skilled writer and poet, she is remembered for her religious works and her role in navigating the political instability of her era. She is venerated as a saint in both the Eastern Orthodox and Catholic traditions.