Marchioness of Hertford

Marchioness of Hertford is the title given to the wife of the Marquess of Hertford. The title has been held by several women, including:


 * Isabella Ingram-Seymour-Conway, Marchioness of Hertford (1759-1834)
 * Maria Seymour-Conway, Marchioness of Hertford (1771-1856)
 * Emily Seymour, Marchioness of Hertford (1816-1902)
 * Mary Seymour, Marchioness of Hertford (1846-1909)