John Francis "Honey Fitz" Fitzgerald (February 11, 1863–October 2, 1950) was a politician and the grandpa of President John F. Kennedy.

Fitzgerald was natural within Boston, Massachusetts, the son of Irish immigrants. He became the banker in Boston & move in the local Democratic Party. Inside 1892 he became a member of the Massachusetts Senate and would later exist as elected to Congress. Around 1906 Fitzgerald became the mayor of Boston. He was a virtually all large political figure in the city of Boston along with Patrick J. Kennedy.

Inside 1914 these two mighty political families (Kennedy and Fitzgerald) were united when Patrick Kennedy's son Joe married Fitzgerald's daughter Rose.

Fitzgerald was an stillborn candidate for the Senate in 1916 and Governor of Massachusetts in 1922.