Aubert II de Cambrai

historical [modern] place name:

Cambrai, Austrasia, Kingdom of the Franks [Cambrai, Nord, Nord-Pas-de Calais, France]

for historical location see map of Austrasia in 752 AD in media section
https://en.wikipedia.org/wiki/Cambrai
Cambrai, old spelling Cambray, is a commune in the Nord department and in the Nord-Pas-de-Calais region of France