nonconformist

(noun) a Protestant in England who is not a member of the Church of England. Synonyms: Nonconformist, chapelgoer.

(noun) someone who refuses to conform to established standards of conduct. Synonyms: recusant.

(adj) not conforming to some norm or socially approved pattern of behavior or thought. Synonyms: nonconformist (vs. conformist), unconformist. Examples: "Their rabidly nonconformist deportment has made them legendary." "The old stubborn nonconformist spirit of the early settlers."

(adj) not conforming to established customs or doctrines especially in religion. Synonyms: nonconforming.