Reà Âadiye is a town of Tokat Province, Turkey, located within the Cappadocia land within the Kñzñlñrmak arc in the central part of the Black Sea region. It is the seat of Reà Âadiye District. Its population is 9,795 (2022). It is on the E80 highway, on the edge of the Kelkit Stream. Reà Âadiye is surrounded by Ordu in the north, Almus in the south, Niksar and Baà Âçiftlik in the west and Sivas in the southeast. Reà Âadiye lies on the banks of the Kelkit River.
The town was the scene of two major insurgent attacks during the Kurdish-Turkish conflict, the first one being the Sazak assault in 1997, a joint operation between the PKK, DHKP/C and the TKP/ML, killing 4 soldiers and the second being the Reà Âadiye shooting in 2009 in which the PKK killed 7 and injured 3 soldiers.