The arrondissement of Vannes is an arrondissement of France in the Morbihan department in the Brittany region. Since the January 2017 reorganization of the arrondissements of Morbihan, it has 99 communes.
Wikipedia https://en.wikipedia.org/wiki/Arrondissement_of_Vannes
Coordinates 47°39'31.238" N -2°45'35.669" E