The Tennyson d'Eyncourt Baronetcy, of Carter's Corner Farm in the Parish of Herstmonceux in the County of Sussex, is a title in the Baronetage of the United Kingdom.
It was created on 3 February 1930 for the naval architect Eustace Tennyson d'Eyncourt.
He was a grandson of Charles Tennyson d'Eyncourt.
Another member of the Tennyson family was poet Alfred Tennyson, 1st Baron Tennyson.
He was the nephew of Charles Tennyson d'Eyncourt.