Countess of Warwick explained

The title Countess of Warwick may be given either to a female heir of the Earl of Warwick or to the wife of the Earl of Warwick. The title has been held by several women, including:

Countesses suo iure

• Margaret de Newburg, 7th Countess of Warwick (died 1253)
• Anne de Beauchamp, 15th Countess of Warwick (1443-1448)
• Anne Beauchamp, 16th Countess of Warwick (1426-1492)

Countesses by marriage

• Gundreda de Warenne, Countess of Warwick (died before 1184)
• Matilda de Percy, Countess of Warwick (died 1204)
• Philippa Basset, Countess of Warwick (died 1265)
• Maud FitzJohn, Countess of Warwick (c.1238-1301)
• Alice de Toeni, Countess of Warwick (1284-1325)
• Katherine Mortimer, Countess of Warwick (1314-1369)
• Elizabeth de Berkeley, Countess of Warwick (1386-1422)
• Isabel le Despenser, Countess of Worcester (1400-1439)
• Cecily Neville, Duchess of Warwick (c.1425-1450)
• Jane Dudley, Duchess of Northumberland (1508–1555) (also Countess of Warwick)
• Anne Seymour, Countess of Warwick (1538-1588)
• Anne Russell, Countess of Warwick (1549-1604)
• Mary Rich, Countess of Warwick (1625-1678)
• Charlotte Rich, Countess of Warwick (1680-1731)
• Elizabeth Greville, Countess of Warwick (c.1721-1800)
• Sarah Greville, Countess of Warwick (1786-1851)
• Anne Greville, Countess of Warwick (1829-1903)
• Daisy Greville, Countess of Warwick (1861-1938)