Gunma 2nd District (群馬県第2区, Gunma-ken dai-ni-ku) is a single-member constituency of the Japanese House of Representatives, the lower house of the National Diet.

It is located on the island of Honshu,[2] in Gunma Prefecture, and includes the cities of Isesaki and Kiryu, among others.

As of 24 January 2023, the areas covered by this district are as follows:[3] As part of the 2022 redistricting, every city in Gunma Prefecture except for Takasaki was consolidated into individual districts.

From the first redistricting in 2013 until the second redistricting in 2022, the areas covered by this district were as follows:[4][5] From the creation of the district in 1994, until the first redistricting in 2013, the areas covered by this district were as follows:[6]