John Flaherty (born 1967) is an American baseball commentator.
John Flaherty may also refer to:
John Flaherty (cricketer) (born 1942), New Zealand cricketer John P. Flaherty Jr., Supreme Court of Pennsylvania judge Johnny Flaherty (1947–2023), Irish hurler Jack Flaherty (gymnast) (1908–1980), British Olympic gymnast Jack Flaherty (politician) (1933–2025), Canadian politician
See also Jack Flaherty (born 1995), American baseball pitcher John O'Flaherty (disambiguation)