Blatnica

Blatnica can refer to:


 * Blatnica, Slovakia
 * Blatnica, Bjelovar-Bilogora County, a village near Štefanje, Croatia
 * Blatnica Pokupska, a village near Karlovac, Croatia
 * Blatnica (Čitluk), a village in the municipality of Čitluk, Bosnia and Herzegovina