Eleanor Darnall Carroll (1703–1796) was a prominent heiress in colonial Maryland.

The latter was a planter whose father Henry Darnall had held a number of governmental offices in the colonial administration of Maryland.

[2] She inherited from her paternal grandfather, Henry Darnall, 27,000 acres in Prince George's County, where the family made their home in Upper Marlboro.

Eleanor Darnall married Daniel Carroll, a wealthy merchant and planter.

The couple had seven children: In around 1741 Eleanor Carroll and her husband sold some land to a merchant named James Wardrop.