is a town located in Oshima Subprefecture, Hokkaido, Japan. The former home of the Matsumae Han, it has an Edo period castle, Matsumae Castle, the only one in Hokkaido, and Ryà «un-in.
The total area of the town is .
The town is located on the southern end of the Matsumae Peninsula. In addition the town governs the two islands in the Tsugaru Strait, Oshima and Kojima.
Along with Kaminokuni, Hokkaido, and Fukushima, Hokkaido, Matsumae shares a border with Mount Daisengen, and contains the newest and shortest climbing route to the summit of the mountain.
As of September 2016, the town has an estimated population of 7,843 and a density of 26.7 persons per km<sup>2</sup>.
Surrounding Matsumae Castle is Matsumae Park, which features over 10,000 cherry trees of over 250 varieties, and is ranked among the top cherry blossom viewing spots in the country.