Jacob Epstein vs Epstein

Jacob Epstein and Epstein both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jacob Epstein	Yes	No	No	No
Epstein	Yes	No	No	No

As nouns, Jacob Epstein and Epstein are synonyms defined as:

Jacob Epstein and Epstein: British sculptor (born in the United States) noted for busts and large controversial works (1880-1959)

Other synonyms of Jacob Epstein include Sir Jacob Epstein.

Jacob Epstein (noun)	Epstein (noun)
British sculptor (born in the United States) noted for busts and large controversial works (1880-1959)	British sculptor (born in the United States) noted for busts and large controversial works (1880-1959)