John or Jack Phelan may refer to:
- John J. Phelan (1851–1936), Supreme Knight of the Knights of Columbus and Secretary of the State of Connecticut
- John J. Phelan (boxing) (1872–1946), American boxing commissioner and military officer who served as chairman of the New York State Athletic Commission and was a Major General in the New York Army National Guard.
- John J. Phelan Jr. (1931–2012), American financier who served as president and later chairman and chief executive of the New York Stock Exchange
- John Paul Phelan (born 1978), Irish Fine Gael politician
- John Leddy Phelan (1924–1976), Beveridge Award-winning author of The People and the King: The Comunero Revolution in Colombia, 1781
- John Dennis Phelan (1809–1879), jurist and politician in the southern United States
- Jack Phelan (basketball, born 1925) (1925–2021), American professional basketball player for the Waterloo Hawks and Sheboygan Red Skins
- Jack Phelan (basketball, born 1954) (1954–2020), American college basketball coach of the University of Hartford
- John Phelan (businessman) (born 1964), American businessman
Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: