Margaret Stewart or Stuart may refer to:
Royalty and nobility Margaret Stewart, Duchess of Touraine (c. 1370 - c. 1450), Scottish princess, daughter of Robert III and Annabella Drummond Margaret Stewart, Countess of Angus (died 1417), wife of Thomas, Earl of Mar; mother of George Douglas, 1st Earl of Angus Margaret Stewart, Dauphine of France (1424–1445), princess of Scotland; Dauphine of France as wife to future Louis XI Margaret Stewart (born c. 1455), daughter of James II of Scotland and niece of the Dauphine Margaret of Denmark, Queen of Scotland (1456–1486), daughter of King Christian I of Denmark and wife of James III, King of Scots Margaret Tudor (1489–1541), queen and regent of Scotland, wife of James IV of Scotland and sister of Henry VIII of England Margaret Stewart, Lady Gordon (born 1498), daughter of James IV of Scotland and Margaret Drummond Margaret Douglas (1515–1578), married name Margaret Stewart, countess of Lennox and half-sister of James V of Scotland Margaret Howard, Countess of Nottingham (c. 1591–1639), née Margaret Stewart Margaret Stuart (1598–1600), daughter of James VI Margaret Stewart, Mistress of Ochiltree (died 1627), courtier in the household of Anne of Denmark
Others Margaret Stuart (poet) (1889–1963), British poet and writer Margaret E. C. Stewart (1907–1986), Scottish archaeologist Margie Stewart (1919–2012), American model Margaret Stewart (herpetologist) (1927–2006), American herpetologist Margaret Stuart (athlete) (1934–1999), New Zealand sprinter and hurdler
See also Peggy Stewart (disambiguation)