Saint Agnes is a Christian martyr who lived in the 3rd century in Rome. She is known for her unwavering faith and commitment to Christianity, even in the face of persecution. According to tradition, she was only 12 or 13 years old when she was executed for refusing to renounce her beliefs and marry a pagan man. Her feast day is celebrated on January 21st, and she is often depicted in art holding a lamb, symbolizing her purity and innocence. Saint Agnes is the patron saint of young girls, chastity, and gardeners, and her story continues to inspire many in the Christian faith.