The arrondissement of Rochefort (French: arrondissement de Rochefort) is an arrondissement (district) in the Charente-Maritime department in the region of Nouvelle-Aquitaine, France.

[2] Its population is 194,579 (2021), and its area is 1,534.6 km2 (592.5 sq mi).

[3] The communes of the arrondissement of Rochefort, and their INSEE codes, are:[2] The arrondissement of Rochefort was created in 1800.

[5] As a result of the reorganisation of the cantons of France which came into effect in 2015, the borders of the cantons are no longer related to the borders of the arrondissements.

The cantons of the arrondissement of Rochefort were, as of January 2015:[6]