People

• Mary Stewart, Countess of Buchan (before 1428-1465), fifth daughter of James I of Scotland, 1st Countess of Buchan
• Mary of Guelders (ca. 1434-1463), queen to James II of Scotland
• Mary Stewart, Princess of Scotland (1453-1488), daughter of James II of Scotland
• Mary of Guise (1515-1560), wife of James V of Scotland, mother of Mary, Queen of Scots
• Mary, Queen of Scots (1542-1587), queen regnant of Scotland, wife of Francis II of France and mother of James I of England
• Princess Mary (died 1607), daughter of James I of England, who died at the age of two
• Mary Stewart, Duchess of Richmond (1622-1685), British aristocrat
• Mary, Princess Royal and Princess of Orange (1631-1660), Princess Royal and Princess of Orange-Nassau, daughter of Charles I of England and mother of William III of England
• Mary of Modena (1658-1718), wife of James II of Great Britain (VII of Scotland)
• Mary II of England (1662-1694), co-ruler of England and Scotland with her husband William III from 1689 until her death
• Mary Stuart, Countess of Bute (1718-1794), British peeress, wife of the British Prime Minister
• Mary Stewart (social worker) (1862/3-1925), English social worker
• Mary Stewart, Baroness Stewart of Alvechurch (1903-1984), English Labour politician and educator
• Mary Stewart (novelist) (born 1916), English novelist
• Mary Stuart (actress) (1926-2002), American actress, best-known for her 35-year role in the soap opera Search for Tomorrow
• Mary Stewart (swimmer) (born 1945), Canadian swimmer
• Mary Stewart (athlete) (born 1956), British middle distance runner

Stage works

• Mary Stuart (play) (1800), a tragic play by Friedrich Schiller based on the life of Mary, Queen of Scots
• Maria Stuarda (1835), a tragic opera by Gaetano Donizetti based on the play by Schiller
• Marie Stuart (opera) (1844), opera by Louis Niedermeyer
• Mary Stewart (play) (1951), anti-romantic five-act play in Scots by Robert McLellan which depicts the queen's downfall

[ Source: Wikipedia ]