Ada Maria Katherine Hanbury-Tracy, Baroness Sudeley (née Tollemache; 21 June 1848 – 6 January 1928) was a British author.
She was born in 1848 at Ham House, the only daughter of Isabella Anne Forbes and Hon.
In 1868, she married Charles Hanbury-Tracy, 4th Baron Sudeley in the Chapel at Ham House.
[2] In 1890, she published her book Ham House, Belonging to the Earl of Dysart.
[4] Her husband died in 1922[2] and their eldest son William inherited the title.