Ronald Reagan vs Ronald Wilson Reagan

Ronald Reagan and Ronald Wilson Reagan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ronald Reagan	Yes	No	No	No
Ronald Wilson Reagan	Yes	No	No	No

As nouns, Ronald Reagan and Ronald Wilson Reagan are synonyms defined as:

Ronald Reagan and Ronald Wilson Reagan: 40th President of the United States (1911-2004)

Other synonyms of Ronald Reagan include President Reagan, Reagan.

Ronald Reagan (noun)	Ronald Wilson Reagan (noun)
40th President of the United States (1911-2004)	40th President of the United States (1911-2004)