Hron (Slovak: Hron, German: Gran, Hungarian: Garam, Latin: Granus) is a 298-kilometre (185 mi) long left tributary of the Danube and the second longest river in Slovakia. It flows from its source located in the Low Tatra mountains (under Kráľova hoľa) through central and southern Slovakia, pouring into the Danube near Štúrovo and Esztergom.