The Countess of Derby usually refers to the wife or widow of an Earl of Derby, such as:
- Margaret Peverell, Countess of Derby (c. 1144–1154), English noblewoman
- Margaret Clifford, Countess of Derby (1540–1596), great-granddaughter of King Henry VII of England
- Alice Spencer, Countess of Derby (1559–1637), English noblewoman
- Elizabeth de Vere, Countess of Derby (1575–1627), English noblewoman and daughter of Edward de Vere, 17th Earl of Oxford
- Charlotte Stanley, Countess of Derby (1599–1664), English noblewoman famous for her role against the siege of Lathom House
- Elizabeth Smith-Stanley, Countess of Derby (1753–1797), English peeress
- Elizabeth Farren, Countess of Derby (c. 1759–1829), wife of Edward Smith-Stanley, 12th Earl of Derby
- Mary Catherine Stanley, Countess of Derby (1824–1900), English grande dame and political hostess
- Emma Caroline Smith-Stanley, Countess of Derby (died 1876), wife of Edward Smith-Stanley, 14th Earl of Derby
- Alice Stanley, Countess of Derby (1862–1957), wife of Edward Stanley, 17th Earl of Derby
- Caroline Stanley, Countess of Derby (born 1963), wife of Edward Stanley, 19th Earl of Derby
This disambiguation page lists articles associated with the title Countess of Derby.If an internal link led you here, you may wish to change the link to point directly to the intended article. Categories: