| Adelaide of Austria | |||||
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| Queen consort of Sardinia | |||||
| Tenure | 23 March 1849 – 20 January 1855 | ||||
| Born | 3 June 1822 Royal Palace of Milan, Milan, Kingdom of Lombardy-Venetia, Austrian Empire | ||||
| Died | 20 January 1855 (aged 32) Royal Palace of Turin, Turin, Kingdom of Sardinia | ||||
| Burial | Basilica of Superga, Turin | ||||
| Spouse | |||||
| Issue among others... | Maria Clotilde, Princess Napoléon Umberto I, King of Italy Amadeo I, King of Spain Oddone, Duke of Montferrat Maria Pia, Queen of Portugal | ||||
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| House | Habsburg-Lorraine | ||||
| Father | Archduke Rainer of Austria | ||||
| Mother | Princess Elisabeth of Savoy | ||||
Adelaide of Austria (Adelheid Franziska Marie Rainera Elisabeth Clotilde; 3 June 1822 – 20 January 1855) was Queen of Sardinia by marriage to Victor Emmanuel II of Sardinia, future King of Italy, from 1849 until 1855 when she died as a result of gastroenteritis. She was the mother of Umberto I of Italy.