Gustave Glotz (17 February 1862, Haguenau, Bas-Rhin – 16 April 1935, Paris) was a French historian of ancient Greece.
Glotz studied at the École normale supérieure, and in 1885 received the agrégation d'histoire, a competitive examination in France designed to recruit teachers for secondary school positions.
Le travail dans la Grèce ancienne (1920) is well known in the English translation Ancient Greece at Work (1926), as is his Cité Grecque (1928) as The Greek City and Its Institutions (1930).
Their society was based on a patriarchal clan, whose members were all descendant from the same ancestor and all worshiped the same deity.
When faced with important undertakings, these groups would come together into a small number of tribes which were entirely independent in terms of religious, political, and militaristic views but which all recognized a supreme king, their chief.