The Marchioness of Hertford | |
|---|---|
 Maria Fagnani, 3rd Marchioness of Hertford, miniature by Richard Cosway | |
| Born | Maria Emilia Fagnani 24 August 1771 |
| Died | 2 March 1856 (aged 84) |
| Spouse | |
| Children | 3, including Richard Seymour-Conway, 4th Marquess of Hertford |
Maria Emilia Seymour-Conway, Marchioness of Hertford (née Fagnani; 24 August 1771 – 2 March 1856), nicknamed "Mie-Mie", was a British noblewoman of Italian descent.