Chania (Greek: Περιφερειακή ενότητα Χανίων), also spelled Hania, is one of the four regional units of Crete; it covers the westernmost quarter of the island.

Other towns in the Chania prefecture include Hora Sfakion, Kissamos, Palaiochora, Maleme, Vryses, Vamos, Georgioupolis and Kalives.

The natural park of Samariá Gorge, a tourist attraction and a refuge for the rare Cretan wild goat or kri-kri, is in the South of the regional unit.

The White Mountains or Lefka Ori, through which the Samaria, Aradena, Imbros and other gorges run, are the limestone peaks topped by snow until May that occupy much of Chania regional unit.

These include, from west to east, the Tavronitis, Keritis (Iardanos), Kladissos, Koiliaris, Almiros, Delfinos and Mouselas rivers.

These are (number as in the map in the infobox):[2] The Chania prefecture (Greek: Νομός Χανίων) was created while Crete was still an autonomous state, and was preserved after the island joined Greece in 1913.