Back أوغست دو بوارنيه Arabic اوجست دو بوارنيه ARZ Огюст дьо Боарне Bulgarian Auguste de Beauharnais Danish Auguste de Beauharnais German Αύγουστος του Λόιχτενμπεργκ Greek Augusto de Beauharnais Spanish Auguste de Leuchtenberg French אוגיסט, דוכס לויכטנברג HE Ágost leuchtenbergi herceg Hungarian
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| Prince Auguste | |||||
|---|---|---|---|---|---|
| Duke of Navarre, Duke of Santa Cruz | |||||
 Portrait by G. Dury, c. 1835 | |||||
| Prince consort of Portugal | |||||
| Tenure | 26 January 1835 – 28 March 1835 | ||||
| Duke of Leuchtenberg Prince of Eichstätt | |||||
| Tenure | 21 February 1824 – 28 March 1835 | ||||
| Predecessor | Eugène de Beauharnais | ||||
| Successor | Maximilian de Beauharnais | ||||
| Born | 9 December 1810 Milan, Lombardy | ||||
| Died | 28 March 1835 (aged 24) Lisbon, Portugal | ||||
| Burial | |||||
| Spouse | |||||
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| House | Beauharnais | ||||
| Father | Eugène de Beauharnais | ||||
| Mother | Princess Augusta of Bavaria | ||||
 Coat of Arms of Auguste | |||||
Auguste Charles Eugène Napoléon de Beauharnais, Duke of Leuchtenberg (9 December 1810 – 28 March 1835) was the first prince consort of Maria II of Portugal. Besides being the 2nd Duke of Leuchtenberg and 2nd Prince of Eichstätt, he also held the Brazilian noble title of Duke of Santa Cruz.