Mary Caroline Moorman (19 February 1905 - 21 January 1994) was a British historian and biographer.
In 1930, she published William III and the Defence of Holland, 1672-44.
That same year, she married John Moorman, an Anglican cleric who rose to become the Bishop of Ripon.
She is best known today for her two-volume biography of the poet William Wordsworth.
The latter won the James Tait Black Memorial Prize for biography.