(n.) One who believes in the existence of a God; especially, one who believes in a personal God; -- opposed to atheist.

Christian God-fearing man accepter allotheist anthropolater anthropotheist autotheist believer catechumen churchgoer churchite churchman communicant convert cosmotheist daily communicant deist devotee devotionalist disciple ditheist dualist fanatic follower good Christian henotheist hylotheist monotheist multitheist myriotheist neophyte pantheist physitheist pietist polytheist proselyte psychotheist receiver religionist saint tetratheist theriotheist tritheist truster votary zealot zootheist