theologian vs John Henry Newman

theologian and John Henry Newman both are nouns.

Word	Noun	Adjective	Verb	Adverb
theologian	Yes	No	No	No
John Henry Newman	Yes	No	No	No

theologian (noun)	John Henry Newman (noun)
someone who is learned in theology or who speculates about theology	English prelate and theologian who (with John Keble and Edward Pusey) founded the Oxford movement; Newman later turned to Roman Catholicism and became a cardinal (1801-1890)