Canton of Gex

{{Infobox French subdivision

| type = canton

|name= Gex

|image=Map of Ain Department, France, Cantons 2015 Gex.svg

|seat=Gex

|nbcomm=7

| INSEE=01 09

| population = {{France metadata Wikidata|population_total}}

| population_as_of = {{France metadata Wikidata|population_as_of}}

| population_footnotes = {{France metadata Wikidata|population_footnotes2}}

|area=98.27

|cg=

| term=

}}

The canton of Gex is an administrative division in eastern France. At the French canton reorganisation which came into effect in March 2015, the canton was reduced from 11 to 7 communes:[http://www.legifrance.gouv.fr/affichTexte.do?cidTexte=JORFTEXT000028621797 Décret n° 2014-147 du 13 février 2014 portant délimitation des cantons dans le département de l'Ain]

1. Cessy
2. Divonne-les-Bains
3. Gex
4. Grilly
5. Sauverny
6. Versonnex
7. Vesancy