Matsuida, Gunma

Matsuida (松井田町) was a town located in Usui District, Gunma Prefecture, Japan.

As of 2003, the town had an estimated population of 16,556 and a density of 94.58 persons per km2. The total area was 175.05 km2.

On March 18, 2006, Matsuida was merged into expanded city of An'naka.