• Maria, Queen of Sicily  (1363–1401)
• Mary, Queen of Hungary (1371–1395)
• Mary I of England
  Mary I of England
  Mary I was queen regnant of England and Ireland from July 1553 until her death.She was the only surviving child born of the ill-fated marriage of Henry VIII and his first wife Catherine of Aragon. Her younger half-brother, Edward VI, succeeded Henry in 1547...
  
   (1516–1558), often called "Bloody Mary"
• Mary, Queen of Scots (1542–1587)
• Mary I of Portugal (1734–1816)
• Maria Theresa of Bohemia (1717–1780)

See also

• Queen Mary (disambiguation)
• Mary Immaculate College (a teacher training college in Limerick often abbreviated to Mary I)