John Denis Browne (1798 - 21 May 1862[1]) was an Irish politician.
The fourth son of Denis Browne,[2] John lived at Mount Browne in County Mayo, and was related to the Marquess of Sligo. He stood in the 1831 UK general election in County Mayo, and was elected for the Whigs. He held the seat in the 1832 UK general elections, but was defeated in 1835.[3]