Jean-Baptiste Bessières
Command Ratings
Commands
- Commands the Guard Cavalry of Imperial Guard at Eylau (1807, age 39)
- Commands the Imperial Guard of Grande Armee at Friedland (1807, age 39)
- Commands the Franco-Bavarian Army at Neumarkt-Sankt Veit (1809, age 41)
- Commands the Cavalry Reserve of Armée d'Allemagne at Aspern-Essling (1809, age 41)
- Commands the Cavalry Reserve of Armée d'Allemagne at Wagram (1809, age 41)
- Commands the Guard Cavalry Disivion of Imperial Guard at Borodino (1812, age 44)
Jean-Baptiste Bessières, duc d’Istrie, was a French cavalry officer of the Revolutionary and Napoleonic wars who rose to the dignity of maréchal d’Empire and served as a principal commander of Napoleon’s Guard cavalry. Born at Prayssac (Lot) on 6 August 1768, he was trained in youth for the medical profession, but entered military service during the Revolution, first in local forces and then, in 1792, in the king’s Garde constitutionnelle. He subsequently served with cavalry in the war against Spain in the Pyrenean theatre, advancing through non-commissioned and junior officer grades.
In 1796, during Bonaparte’s first Italian campaign, Bessières joined the headquarters cavalry as an officer of the Guides and became closely associated with Bonaparte’s personal security and reconnaissance service. Promoted chef de brigade in 1797, he took part in the Egyptian expedition, including operations in 1799, and returned to France with Bonaparte in the period of the coup of 18 Brumaire. Under the Consulate he held senior appointments in the mounted elements of the Guard, and at Marengo (14 June 1800) he commanded Guard cavalry in the later phases of the battle. He was promoted général de brigade in 1800 and général de division in 1802.
On the establishment of the Empire, Bessières was named maréchal d’Empire (19 May 1804) and became colonel-general commanding the cavalry of the Imperial Guard. In the 1805 campaign he led the Guard cavalry at Austerlitz (2 December), where the mounted Guard was committed against opposing elite cavalry. He remained attached to the Emperor’s main army in the subsequent central European campaigns, serving with the Guard and reserve cavalry through the operations of 1806–1807.
In 1808 Bessières was sent to Spain with a substantial force, including Guard elements, and obtained a Major victory at Medina de Rioseco (14 July 1808), an action that facilitated French political and military objectives in the opening phase of the Peninsular War. Recalled for the 1809 war against Austria, he commanded cavalry formations during the Danube operations, covering movements during the fighting around Aspern-Essling (May) and participating at Wagram (5–6 July), where he was wounded. Later in 1809 he held senior responsibilities in the defence against the Walcheren expedition. In the same year he was created duc d’Istrie.
Bessières returned to the Iberian theatre in high command and, in 1811, operated in relation to French efforts against Wellington’s forces on the Portuguese frontier. In 1812 he commanded the Guard cavalry during the invasion of Russia, including service at Borodino (7 September) and during the retreat. At the opening of the 1813 campaign in Germany, Napoleon entrusted him with command of the army’s cavalry. On 1 May 1813, during reconnaissance and preliminary fighting near Rippach, close to Weißenfels, he was killed on the eve of the Battle of Lützen.
Bessières married Marie-Jeanne Lapeyrière in 1801; their son, Napoléon Bessières (born 1802), inherited the ducal title.
Sources
- Britannica: Jean-Baptiste Bessières, duke d’Istrie
- Fondation Napoléon: BESSIERES, Jean-Baptiste, Duc d’Istrie, Marshal
- Archives nationales (Base Léonore): BESSIERES DUC D'ISTRIE Jean Baptiste
- BnF Data: Jean-Baptiste Bessières (duc d'Istrie, 1768-1813)
- Wikipedia (English): Jean-Baptiste Bessières

Fought alongside the Swiss Guard @ Tuileries in 1792! A major in Egypt; he is "Jean-Baptiste", the "Duke of Istria" in Napoleon's nobility. Bessieres and Marshal Lannes detested each other. X (Col. – Guides) 00 Marengo; X rank 7/00; XX rank 9/02; XX & XXX 05-13 – Austerlitz, WW, Eylau, Medina del Rio Seco (W), Corunna campaign, Aspern-Essling, Walcheren campaign, Fuentes de Onoro, Borodino. Usually commanded the Guard Corps, Guard Cavalry or the Cavalry Reserve; KIA just before Lutzen (@ Rippach 5/1/13). (1768-1813)