Franz Martin Chales de Beaulieu (11 November 1857 – 27 April 1945) was a German general in World War I.

After his promotion, Beaulieu became part of the Schutztruppe and became chief of staff to General Lothar von Trotha during the Herero Wars.

[1] At the outbreak of the World War I, Beaulieu's 12th Division was part of the 4th Army under Albrecht, Duke of Württemberg.

In 1916 the Oberste Heeresleitung named Beaulieu commander of the XIV Corps, replacing Karl von Hänisch.

On 5 September 1917, Beaulieu received the Pour le Mérite from Wilhelm II for his actions in the war.