Saint Winifred is a Christian martyr from the 7th century, known for her piety and dedication to her faith. She was born in Wales and is often associated with the region of Holywell, where a well dedicated to her is believed to have healing properties. Winifred's story includes her tragic death at the hands of a suitor, which led to her being venerated as a saint. Her feast day is celebrated on October 3, and she is recognized as the patron saint of daughters and sick people. Many churches and places in Wales and beyond are dedicated to her, reflecting her enduring legacy in Christian tradition.