Marquand vs John P. Marquand

Marquand and John P. Marquand both are nouns.

Word	Noun	Adjective	Verb	Adverb
Marquand	Yes	No	No	No
John P. Marquand	Yes	No	No	No

As nouns, Marquand and John P. Marquand are synonyms defined as:

Marquand and John P. Marquand: United States writer who created the Japanese detective Mr. Moto and wrote other novels as well (1893-1960)

Other synonyms of Marquand include John Marquand, John Philip Marquand.

Marquand (noun)	John P. Marquand (noun)
United States writer who created the Japanese detective Mr. Moto and wrote other novels as well (1893-1960)	United States writer who created the Japanese detective Mr. Moto and wrote other novels as well (1893-1960)