LEZ may refer to:
- Lima Enerzone Corporation
- Low emission zone
- La Esperanza Airport (Intibucá), IATA code for the airport in Honduras
Lez may refer to:
- Slang for lesbian (sometimes derogatory, more commonly les)
- Lez, Haute-Garonne, a former commune in the Haute-Garonne department in France
- Lez (river), a river in the Hérault department in France, discharging into the Mediterranean Sea
- Lez (Rhône), a river in the Drôme and Vaucluse departments in France, tributary of the Rhône
- Lez (Salat), a river in the Ariège department in France, tributary of the Salat
- Lez Duly, former member of punk band Concrete Sox
- ISO 639 code for Lezgian language