Cyprian of Toulon was a Christian martyr and saint, believed to have lived in the 3rd century. He is known for his steadfast faith during a time of persecution against Christians in the Roman Empire. His life and martyrdom are commemorated in various Christian traditions, particularly within the Catholic Church. His feast day is celebrated on September 26, and he is often invoked for protection against storms and natural disasters. Cyprian's legacy is also linked to the city of Toulon in France, where he is venerated as a patron saint.