Sir John Henry Grattan Esmonde, 16th Baronet, of the Esmonde baronets, (27 June 1928 – 16 May 1987) was an Irish Fine Gael politician. A barrister by profession, he was made a senior counsel. Esmonde was elected to Dáil Éireann as a Fine Gael Teachta Dála (TD) for the Wexford constituency at the 1973 general election. He lost his seat at the 1977 general election. The outgoing government appointed him as a judge of the Circuit Court. He was assigned to the Western Circuit, and served as the Circuit judge there until his death. His uncle Sir John Esmonde, 14th Baronet, was a Fine Gael TD for Wexford from 1937 to 1951 and his father Sir Anthony Esmonde, 15th Baronet, was a Fine Gael TD for Wexford from 1951 to 1973.