Dunaj

Dunaj may refer to:


 * Dunaj (wine), a variety of red grape grown mostly in Slovakia and bred by Dorota Pospíšilová in 1958 as a mixture of (Muscat Bouschet x Oporto) x St. Laurent
 * Dunaj (band), a progressive rock band from the Czech Republic
 * Dunaj, Krško, a small settlement in the Municipality of Krško in Slovenia
 * Dunaj, Masovian Voivodeship, a Polish village
 * Dunaj, Moravče, a former settlement in the Municipality of Moravče in Slovenia
 * The Slovene name for Vienna
 * Slavic names for the Danube River