Arrondissements of the Yonne department

The 3 arrondissements of the Yonne department are:[1] In 1800 the arrondissements of Auxerre, Avallon, Joigny, Sens and Tonnerre were established.

The arrondissements of Joigny and Tonnerre were abolished in 1926.

[2] The borders of the arrondissements of Yonne were modified in January 2017:[3]