Marmaduke Constable Maxwell, 11th Lord Herries of Terregles

Marmaduke Constable-Maxwell, 11th Lord Herries of Terregles, (4 October 1837 - 5 October 1908) was Lord Lieutenant of the East Riding of Yorkshire from 1880 and Lord-Lieutenant of Kirkcudbrightshire from 1885 until his death.

He was educated at Stonyhurst. In 1875 he married the Honorable Angela Mary Charlotte Fitzalan-Howard, the 2nd daughter of the 1st Lord Howard of Glossop: they had two daughters, one of whom became the second wife of the 15th Duke of Norfolk.;