The Feast of St. John commemorates the birth of St. John the Baptist, also known as St. John the Forerunner, in Christian tradition. This significant liturgical feast day is observed by various Christian denominations, including the Roman Catholic, Anglican, Eastern Orthodox, and Lutheran churches. The celebration is rooted in the biblical narrative found in the Gospel of Luke. It serves as a time for believers to honor the life and legacy of St. John the Baptist, who is revered as a prophet and precursor to Jesus Christ. The feast typically involves special religious services, prayers, and reflections on the life and teachings of St. John, highlighting his role in preparing the way for the coming of Christ.