Jean-François-Aimé Dejean (Castelnaudary, 6 October 1749 – Paris, 12 May 1824)
Dejean studied at Sorèze, then at Mézières. Captain 2nd class of the engineers in 1770, battalion chief subdirector in 1793, brigadier in 1794, inspector general and lieutenant general in 1795. Appointed a State Councillor after Brumaire, he organized the Ligurian Republic in 1800. He was Minister for the Administration of War from 1802 to 1810, then senator. He was also Grand Treasurer of the Legion of Honour from 1803. He was made a count in 1808. Loyal to Napoleon in 1814 and 1815 – despite being named a Peer of France – he was stood down from duty and excluded from the chamber of Peers until 1819. In 1817 he was appointed director general of subsistence at the War Ministry.