Saint Justus is a Christian martyr and saint, celebrated for his unwavering faith during the early years of Christianity. He is often associated with the city of Rome, where he is believed to have lived and died. His feast day is observed on April 14, and he is recognized for his dedication to spreading the teachings of Jesus Christ. In some traditions, Saint Justus is also linked to the Apostle Peter, who is said to have appointed him as a bishop. His life serves as an inspiration for many Christians, symbolizing courage and commitment to one's beliefs in the face of persecution.