| Post: | Duchess |
| Body: | Richmond |
| Incumbent: | Janet Gordon-Lennox |
| Incumbentsince: | 1 September 2017 |
| Termlength: | As long as married to the Duke of Richmond |
| First: | Mary Fitzroy |
| Member Of: | Gordon-Lennox family |
| Style: | Her Grace |
The Duchess of Richmond is the wife of the Duke of Richmond, an extant title in the Peerage of England that has been created four times, originally in 1525.
Other titles: Duchess of Brittany
| Countess | Image | Earl | Tenure |
|---|---|---|---|
| Alix, Duchess of Brittany | 1st | 1218–1221 | |
| Nicole | Unknown-1232 |
Other titles: Countess of Beaumont
Other titles: Duchess of Lancaster
| Countess | Image | Earl | Tenure |
|---|---|---|---|
| Blanche of Lancaster | 1st | 1359–1368 | |
| Katherine Swynford | 1371–1372 |
Other titles: Duchess of Brittany
| Countess | Image | Earl | Tenure |
|---|---|---|---|
| Joan Holland | 5th | 1372–1384 | |
| Joan of Navarre | 1386–1399 |
Other titles: Duchess of Bedford
| Countess | Image | Earl | Tenure |
|---|---|---|---|
| Anne of Burgundy | 1st | 1423–1432 | |
| Jacquetta of Luxembourg | 1433–1435 |
| Duchess | Image | Duke | Tenure |
|---|---|---|---|
| Mary Villiers | 1st | 1641–1655 | |
| Elizabeth Rogers | 3rd | 1659–Unknown | |
| Margaret Lewis (née Banastre) | 1662–Unknown | ||
| Frances Stuart | 1667–1672 |
| Duchess | Image | Duke | Tenure | |
|---|---|---|---|---|
| Anne Brudenell | 1st | 1692–1722 | ||
| Sarah Cadogan | 2nd | 1723–1750 | ||
| Mary Bruce | 3rd | 1757–1796 | ||
| Charlotte Gordon | 4th | 1789–1819 | ||
| Caroline Paget | 5th | 1819–1860 | ||
| Frances Greville | 6th | 1860–1887 | ||
| Hilda Brassey | 8th | 1928–1935 | ||
| Elizabeth Hudson | 9th | 1928–1935 | ||
| Susan Grenville-Grey | 10th | 1989–2017 | ||
| Janet Astor | 11th | 2017–present |