An adherent of Christianity is called a Christian.

Christian Dours has written:

'Personne, personnage' -- subject(s): Identity (Psychology), Identity (Psychology) in literature, Literature, Philosophy

Jesus was a nice man,

He was a christian.

directing one's freedom to the person and the message of Jesus Christ,the center of the christian self-becoming and identity.

Ann Marie Mealey has written:

'The identity of Christian morality' -- subject(s): Christian ethics