Margaret of Austria may refer to:

• Margaret, Duchess of Austria (c.1204–1266), titularly reigning Duchess of Austria and Styria, Queen consort of the Romans, and Queen consort of Bohemia
• Margaret of Habsburg (1480-1530), a Habsburg princess and the daughter of Maximilian I, Holy Roman Emperor and Mary of Burgundy
• Margaret of Parma (1522–1586), Governor of the Netherlands, daughter of Charles V, Holy Roman Emperor, married Alessandro de' Medici and Ottavio Farnese
• Margaret of Austria (1584-1611), Queen of Spain, Portugal, Naples and Sicily, grandchild of emperor Ferdinand I, Holy Roman Emperor

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