Uchitani Dam (Japanese: 内谷ダム) is a rockfill, hydroelectric dam located in Kumamoto Prefecture in Japan.

The catchment area of the dam is 2.4 km2.

The dam impounds about 31 ha of land when full and can store 5383 thousand cubic meters of water.

The construction of the dam was started on 1970 and completed in 1975.

This article about a dam or floodgate on Kyushu, Japan is a stub.