Saint Polyeuctus was a Christian martyr who lived during the early 4th century. He is known for his steadfast faith and refusal to renounce Christianity despite facing persecution. His story is often associated with the Roman Empire's efforts to suppress Christianity during this period. His martyrdom is commemorated on January 9 in the Western Christian calendar. The account of his life and death has inspired various works of art and literature, including plays and paintings. Saint Polyeuctus is also recognized as a patron saint of soldiers and martyrs, symbolizing courage and conviction in the face of adversity.