Orašje (Орашје) is a town in the northern part of Bosnia and Herzegovina, located on the river Sava on the border with Croatia. Orašje is the center of the Posavina Canton of the Federation of Bosnia and Herzegovina. It lies across the Sava river from Županja in Croatia.

Orašje on map BiH Population 28,211

In the 1991 census the municipality of Orašje had 28,211 residents, of which 75.27% Croats, 14.96% Serbs, 6.77% Bosniaks, 2.15% Yugoslavs and 0.86% others. The town of Orašje itself had 3,901 inhabitants: 47% Bosniaks, 23% Serbs, 15% Croats, 12% Yugoslavs and 3% others. However, the municipality borders are significantly changed, mostly by ethnic borders, after Dayton peace agreement, so that a part of the pre-war municipality now lies in Republika Srpska.

The local football club is HNK Orašje.