Dewri Mandir is a mandir situated in Diuri village, Tamar near Ranchi in Jharkhand in India. It is located near the Tata-Ranchi Highway. The main attraction of this ancient mandir is, 700 year old murti of the Goddess Durga, Kali. The murti have 16 hands. It is an ancient Mandir and It was renovated few years back.