Anton Rubenstein vs Rubinstein

Anton Rubenstein and Rubinstein both are nouns.

Word	Noun	Adjective	Verb	Adverb
Anton Rubenstein	Yes	No	No	No
Rubinstein	Yes	No	No	No

As nouns, Anton Rubenstein and Rubinstein are synonyms defined as:

Anton Rubenstein and Rubinstein: Russian composer and pianist (1829-1894)

Other synonyms of Anton Rubenstein include Anton Gregor Rubinstein, Anton Grigorevich Rubinstein, Anton Rubinstein.

Anton Rubenstein (noun)	Rubinstein (noun)
Russian composer and pianist (1829-1894)	Russian composer and pianist (1829-1894)
	United States pianist (born in Poland) known for his interpretations of the music of Chopin (1886-1982)