Lower Norrland Military District (Swedish: Nedre Norrlands militärområde, Milo NN), originally II Military District (Swedish: II. militärområdet) was a Swedish military district, a command of the Swedish Armed Forces that had operational control over Lower Norrland, for most time of its existence corresponding to the area covered by the counties of Västernorrland, Jämtland and the northern part of Gävleborg. The headquarters of Milo NN were located in Östersund.