Gmina Młynary is an urban-rural gmina (administrative district) in Elbląg County, Warmian-Masurian Voivodeship, in northern Poland. Its seat is the town of Młynary, which lies approximately 24 kilometres (15 mi) north-east of Elbląg and 68 km (42 mi) north-west of the regional capital Olsztyn.
The gmina covers an area of 157.09 square kilometres (60.7 sq mi). As of 2006 its total population is 4,593 (out of which the population of Młynary amounts to 1,837, and the population of the rural part of the gmina is 2,756).