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The Countess of Bridgewater may refer to the wife or widow of an Earl of Bridgewater, such as:
- Frances Egerton, Countess of Bridgewater (1583–1636), art patron and book collector
- Elizabeth Egerton, Countess of Bridgewater (1626–1663), English writer and daughter of William Cavendish, 1st Duke of Newcastle
- Jane Egerton, Countess of Bridgewater (c. 1656–1716), daughter of Charles Paulet, 1st Duke of Bolton, and Mary Scrope
- Elizabeth Churchill, Countess of Bridgewater (1687–1714), daughter of John Churchill, 1st Duke of Marlborough and Sarah Jenyns.
- Charlotte Catherine Anne, Countess of Bridgewater (1763–1849), English philanthropist and widow of John Egerton, 7th Earl of Bridgewater