St. Monica was a Christian saint born in 331 AD in Tagaste, North Africa. She is best known as the mother of St. Augustine, one of the most influential theologians in Christian history. Monica is celebrated for her unwavering faith and dedication to her son, praying for his conversion to Christianity for many years. Monica's life was marked by personal struggles, including her marriage to a pagan man and the challenges of raising her children. She is often recognized as a model of patience and perseverance in the face of adversity. Her feast day is celebrated on August 27 in the Catholic Church.