Santa Catalina de Siena was a 14th-century Italian mystic and a member of the Dominican Order. Born in 1347 in Siena, she is best known for her spiritual writings and her role in the Catholic Church. Catalina was canonized as a saint in 1461 and is one of the few women recognized as a Doctor of the Church. She played a significant role in the politics of her time, advocating for peace and reform within the Church. Santa Catalina is also known for her deep devotion to Jesus Christ and her commitment to helping the poor and marginalized in society.