Valea Mărului may refer to several places in Romania:
Valea Mărului, a commune in Galați County Valea Mărului, a village in Budeasa Commune, Argeș County Valea Mărului, a village in Lipova Commune, Bacău County Valea Mărului, a tributary of the Bârsa in Brașov County Valea Mărului, a tributary of the Prahova near Azuga, Prahova County Valea Mărului, a tributary of the Prahova near Sinaia, Prahova County Valea Mărului, a tributary of the Rusca in Caraș-Severin County Valea Mărului (Someș), a left tributary of the river Someșul Mic in Cluj County
See also Măru (disambiguation)