1) Church member 2) Parishioner 3) Religionist 4) Religious person 1) Laic 2) Parishioner 3) Persooaith 
• (n.) One who attends church.
Church'go`er noun One who attends church. 
[n] - a religious person who goes to church regularly
churchgoer Someone who attends church; especially, on a regular basis.
church member noun a religious person who goes to church regularly
a person who goes to church, esp. habitually. · a member of the Established Church, in contrast to a Nonconformist.