Infanta Maria of Spain may refer to:
Maria of Spain (1528–1603), elder daughter of Philip II; Holy Roman Empress (1564–1576) by marriage to Maximilian II. Infanta Maria of Spain (1603), second daughter of Philip III; died in infancy. Maria of Spain (1606–1646), third daughter of Philip III; Holy Roman Empress (1637–1646) by marriage to Ferdinand III. Mariana Victoria of Spain (1718–1781), eldest daughter of Philip V; Queen of Portugal (1750–1777) by marriage to José I. Infanta María del Pilar (1861–1879), second daughter of Isabella II; died unmarried. Infanta María de la Paz of Spain (1862–1946), third daughter of Isabella II; member of the Bavarian royal family by marriage to Prince Ludwig Ferdinand of Bavaria. Infanta Maria Eulalia of Spain (1864–1958), youngest daughter of Isabella II; Duchess of Galliera by marriage to Infante Antonio, Duke of Galliera. Maria de las Mercedes of Orleans (1860–1878), daughter of Prince Antoine, Duke of Monpensier, and Infanta Luisa Fernanda of Spain; Queen of Spain by marriage to Alfonso XII. María de las Mercedes, Princess of Asturias (1880–1904), elder daughter of Alfonso XII; Princess of Asturias in her own right. Princess María de las Mercedes of Bourbon-Two Sicilies (1910–2000), wife of Infante Juan, Count of Barcelona; mother of the current king Felipe VI. María Teresa of Spain (disambiguation), topics referred to by the same term Maria Theresa of Spain (1638–1683), elder daughter of Philip IV; Queen of France (1660–1683) by marriage to Louis XIV. Maria Teresa Rafaela of Spain (1626–1646), second daughter of Philip V; Dauphine of France by marriage to Louis, Dauphin of France (1729–1765). Infanta María Teresa of Spain (1882–1912), younger daughter of Alfonso XII; member of the Bavarian royal family by marriage to Prince Ferdinand of Bavaria.