The 18th constituency of Paris (French: Dix-huitième circonscription de Paris) is a French legislative constituency in the Paris département (75).

Like the other 576 French constituencies, it elects one MP using the two-round system.

In the 2010 redistricting of French legislative constituencies, the 18th stayed covering the same area of Paris, with a small boundary change.

[8] Elections between 1988 and 2007 were based on the 1988 boundaries.

The 18th constituency had minor boundary changes in the 2010 redistricting of French legislative constituencies.