nonconformist

Adjective

• not conforming to established customs or doctrines especially in religion

• not conforming to some norm or socially approved pattern of behavior or thought
  • their rabidly nonconformist deportment has made them legendary
    
  • the old stubborn nonconformist spirit of the early settlers
    

Noun

• someone who refuses to conform to established standards of conduct

• a Protestant in England who is not a member of the Church of England

Related words

• Synonyms: 
  nonconforming , unconformist , recusant , Nonconformist , chapelgoer
• Antonyms: 
  conformist , Anglican