de Mille vs Agnes de Mille

de Mille and Agnes de Mille both are nouns.

Word	Noun	Adjective	Verb	Adverb
de Mille	Yes	No	No	No
Agnes de Mille	Yes	No	No	No

As nouns, de Mille and Agnes de Mille are synonyms defined as:

de Mille and Agnes de Mille: United States dancer and choreographer who introduced formal dance to a wide audience (1905-1993)

Other synonyms of de Mille include Agnes George de Mille.

de Mille (noun)	Agnes de Mille (noun)
United States dancer and choreographer who introduced formal dance to a wide audience (1905-1993)	United States dancer and choreographer who introduced formal dance to a wide audience (1905-1993)