Caroline Susan Theodora Grosvenor CBE (née Stuart-Wortley; 15 June 1858 – 7 August 1940) was a British novelist, administrator and artist.

The daughter of the philanthropist Jane Stuart-Wortley and the politician James Stuart-Wortley,[1] she was born in Westminster, London, and married Norman Grosvenor (died 1898), son of Robert Grosvenor, 1st Baron Ebury, in 1881.

One of their daughters, Susan, married John Buchan, 1st Baron Tweedsmuir.

[2] Grosvenor wrote three novels: The Bands of Orion, The Thornton Device, and Laura (with her older brother, Charles Stuart-Wortley, 1st Baron Stuart of Wortley).

[3] With the backing of the union, Louisa Wilkins and Katherine Courtauld established a set of small holdings in 1920 on Wire Mill Lane in Lingfield, Surrey.