- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Mézières-sur-Seine is a commune in the Yvelines department in the Île-de-France in north-central France. It is located in the western suburbs of Paris, near the bank of the Seine west of Paris.
The name of the commune comes from the Latin word: , meaning walls.