Alfonso Ferrero La Marmora; 18 November 1804 - 5 November 1878) was an Italian general and statesman. Among their mayors are the soldier and naturalist Alberto della Marmora and Alessandro Ferrero La Marmora, founder of the branch of the Italian army now called Bersaglieri.

Born in Turin, he joined the Sardinian army in 1823 and was captain in March 1848, the moment in which he achieved distinction and the rank of mayor in the siege of Peschiera. On August 5, 1848 he freed Carlos Alberto de Cerdeña from a revolutionary mob in Milan, and in October he was ascended to general and notable minister of war. After suffocating the Genoese revolution in 1849, he took up the war charter again in November 1849, a cargo which he maintained until 1859, except during the Crimean expedition (whence he commanded the siege of Sebastopol and the battle of Chernaya).

He participated in the 1859 war against Austria and, in July of that year, succeeded Cavour as the first cargo minister. In 1860, he was sent to Berlin and St. Petersburg to manage the recognition of the Kingdom of Italy and, subsequently, occupied the cargoes of the governor of Milan and the royal holder in Naples, until, in September 1864, he succeeded Marco Minghetti as first minister. In this regard, he modified the provisions of the September Convention by means of a note which claimed for Italy full freedom of action with respect to national aspirations for the position of Rome, a document which Visconti-Venosta subsequently approved to justify the Italian occupation of Rome in 1870.

In April 1866, La Marmora signed a military alliance with Prusia against Austria-Hungary and, at the beginning of the Third War of Independence of Italy in June, took on the command of an army corps. The faltering conduct of the first phases of the Italian invasion is attributed to her in great measure, which, weighing the great Italian superiority, led to the derrota in the battle of Custoza on 23 June. Accused of treachery by his compatriots, in particular by other high-ranking generals, and of duplicity by the Prusians, he finally published in defense of his tactics (1873) a series of documents titled A little more light on the events of the year 1866 ("More light on the accounts of 1866"), a meditation which caused irritation in Germany and I accused him of having violated state secrets.

Meanwhile, he was sent to Paris in 1867 to oppose the French expedition to Rome, and in 1870, through the occupation of Rome by the Italians, he was named the real bearer of the new capital. Fallen in Florence on the 5th of January 1878. The writings of La Marmora include An episode of the Italian Risorgimento (1875) and The secret of state in the constitutional government (1877).