Gregory the Illuminator was a Christian saint and the patron saint of Armenia. He is best known for converting the Armenian people to Christianity in the early 4th century. His efforts led to Armenia becoming the first nation to adopt Christianity as its state religion in 301 AD. Gregory's life is marked by his dedication to spreading the Christian faith despite facing persecution. He is often depicted in art as a figure of light, symbolizing his role in illuminating the path to Christianity for the Armenian people. His legacy continues to be celebrated in Armenia and among Christians worldwide.