Elizabeth Hamilton may refer to:

• Elizabeth Hamilton, Countess of Orkney (1657–1733), mistress to English King William III
• Elizabeth Hamilton, 1st Baroness Hamilton of Hameldon (1733–1790)
• Elizabeth Hamilton, Duchess of Hamilton (1757–1837)
• Elizabeth Schuyler Hamilton (1757–1854), American philanthropist and co-founder of Graham Windham, wife of American politician Alexander Hamilton
• Elizabeth Hamilton (writer), (1756 or 1758–1816), Scottish writer
• Elizabeth Hamilton (fencer), (1919–2011), Canadian Olympic fencer
• Elizabeth Douglas-Hamilton, Duchess of Hamilton (1916–2008)
• Betty Hamilton (1904–1994), British Trotskyist
• Elizabeth, Countess de Gramont (Elizabeth Hamilton, 1640–1708), British courtier and French lady in waiting
• Elizabeth Smith-Stanley, Countess of Derby (née Hamilton, 1753–1797)