Jacques Cousteau vs Jacques Yves Cousteau

Jacques Cousteau and Jacques Yves Cousteau both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jacques Cousteau	Yes	No	No	No
Jacques Yves Cousteau	Yes	No	No	No

As nouns, Jacques Cousteau and Jacques Yves Cousteau are synonyms defined as:

Jacques Cousteau and Jacques Yves Cousteau: French underwater explorer (born in 1910)

Other synonyms of Jacques Cousteau include Cousteau.

Jacques Cousteau (noun)	Jacques Yves Cousteau (noun)
French underwater explorer (born in 1910)	French underwater explorer (born in 1910)