Jean-Baptiste Cyrus de Timbrune de Thiembronne, Comte de Valence (22 September 1757 – 4 February 1822) commanded French troops during the French Revolutionary Wars and the Napoleonic Wars.
A nobleman, he joined the French Royal Army as a captain of cavalry in 1778.
By the time of the French Revolution he commanded a cavalry regiment.
Valence led troops at Valmy in 1792 and was soon appointed to command the Army of the Ardennes.