Who built the first church in the Bible?
Tradition holds that the first Gentile church was founded in Antioch, Acts 11:20–21, where it is recorded that the disciples of Jesus Christ were first called Christians (Acts 11:26). It was from Antioch that St. Paul started on his missionary journeys.
How did Catholic church start?
The history of the Catholic Church begins with the teachings of Jesus Christ, who lived in the 1st century CE in the province of Judea of the Roman Empire. The contemporary Catholic Church says that it is the continuation of the early Christian community established by Jesus.