Dingač is a small but significant wine region located on the Pelješac Peninsula in southern Croatia, overlooking the Adriatic Sea. This steep, south-facing vineyard area is carved into the dramatic limestone cliffs of the peninsula, creating one of Croatia's most distinctive and challenging wine-growing environments. The region holds protected designation of origin status and is considered one of Croatia's premier red wine appellations.

The Mediterranean climate of Dingač is characterized by hot, dry summers and mild winters, with the Adriatic Sea providing moderating influences. The vineyards are planted on extremely steep terraced slopes with poor, rocky limestone soils that force vines to struggle for nutrients, naturally limiting yields. The combination of intense sun exposure, reflected heat from the limestone, and the maritime influence creates unique growing conditions that concentrate flavors in the grapes.

Dingač is traditionally associated with Plavac Mali, a indigenous Croatian red grape variety that thrives in these harsh conditions, producing powerful, full-bodied red wines with high alcohol content and distinctive mineral characteristics. However, the region's terroir has also proven suitable for international varieties, as evidenced by successful plantings of other grape types. The extreme vineyard sites and hand-harvesting requirements make Dingač wines among Croatia's most labor-intensive and distinctive expressions of place.