John B. Haggerty (1884 – March 5, 1953) was an American labor unionist.
Born in St. Louis, Missouri, Haggerty completed an apprenticeship as a printer, then became a bookbinder.
He joined the International Brotherhood of Bookbinders, and later served as president of his local union.
In 1937, he was the AFL delegate to the British Trades Union Congress.
After the war, he chaired the board of governors of the International Allied Printing Trades Association.