Hemimyzon confluens is a species of ray-finned fish in the genus Hemimyzon.

It is known from a single location in the Nam Ngum drainage in Laos, a tributary of the Mekong.

[1] The known material suggests a maximum standard length of about 47 mm (1.9 in).

[2] H. confluens is threatened by pollution from mining activities and hydro-power development.

This Balitoridae-related article is a stub.