John Simpkins (June 27, 1862 – March 27, 1898) was a U.S. Representative from Massachusetts.

Born in New Bedford, Massachusetts, Simpkins attended the public schools of Yarmouth and St. Mark's School, Southboro, Massachusetts.

From 1890 through 1891 he served as a member of the Massachusetts State Senate.

He amassed a large collection of books that was donated to the public school he had attended (at 134 Old Main Street in South Yarmouth, Massachusetts) upon his death in 1898.

This article incorporates public domain material from the Biographical Directory of the United States Congress