Pope Felix I was the 26th pope of the Roman Catholic Church, serving from around 269 to 274 AD. He is recognized for his role in the early Christian community during a time of persecution. His papacy is noted for promoting the faith and supporting the church's structure. Felix I is also remembered for his contributions to the development of church doctrine and governance. He is often associated with the establishment of the Feast of All Saints, which honors all saints, known and unknown. His legacy continues to influence the Catholic Church today.