Mark Aubrey Tennyson, 5th Baron Tennyson  (28 March 1920 – 3 July 2006) was a British peer. He was the second son of Lionel Tennyson, 3rd Baron Tennyson and Hon.
Marquess Mark Aubrey Tennyson, 5th Baron Tennyson (28 March 1920 – 3 July 2006) was a British nobleman. He was the second son of Lionel Tennyson, 3rd Baron Tennyson and Hon.