| Lady Mary Grosvenor | |
|---|---|
| Nationality | British |
| Born | Mary Constance Grosvenor 27 June 1910 |
| Died | 7 June 2000 (aged 89) |
| Retired | 1953 |
| Related to | 2nd Duke of Westminster (father) Constance Cornwallis-West (mother) |
| Years active | 1937–1939, 1946, 1951[1] |
| Wins | 0[1] |
| Best finish | 2nd[1] in two races |
Lady Mary Constance Grosvenor (27 June 1910 – 7 June 2000) was a British motor racing and rally driver.