Aktau is a city in Kazakhstan and a seaport to the Caspian Sea. Aktau is located at latitude .

In 1964, Aktau's name was changed to Shevchenko to honour the poet Taras Shevchenko, but the city was once again renamed to Aktau in 1992 after Kazakhstan gained its independence from the USSR.

Aktau used to be the site of a nuclear power station.

Because Aktau was first a military city its streets have no names and all addresses in Aktau consist of three numbers: the block number, the building number and the apartment/suite/room number.