Murat was born on 22 December 1851 in Passy, France, the youngest child of Lucien Charles Joseph Napoléon, 3rd Prince Murat, and Caroline Georgina Fraser, former governess at the residence of Joseph Bonaparte in Bordentown, New Jersey.
He was a grandson of Caroline Bonaparte, sister of Napoleon, and the godson of Napoléon III.
There, he was commissioned as a lieutenant and served as aide-de-camp to both Charles XV and Oscar II until his marriage in 1873.
[1] Murat married Eudoxia Mikhailovna Somova (1850–1924), widow of Prince Alexander Orbeliani, in Odessa in 1873.
[2][3] They had three sons: Murat died in hospital in Paris on 22 September 1912 following a surgical operation.