Vetluzhsky District () is an administrative district (raion), one of the forty in Nizhny Novgorod Oblast, Russia. Municipally, it is incorporated as Vetluzhsky Municipal District. It is located in the north of the oblast. The area of the district is . Its administrative center is the town of Vetluga. Population: 16,330 (2010 Census); The population of Vetluga accounts for 54.8% of the district's total population.
The district was established in 1929.