Kovil Nunatak (Bulgarian: Ковилски нунатак, ‘Kovilski Nunatak’ \'ko-vil-ski 'nu-na-tak\) is the rock-tipped hill of elevation 2041 m[1] projecting from the ice cap west of north-central Sentinel Range in Ellsworth Mountains, Antarctica. It is named after the settlement of Kovil in Southern Bulgaria.
Kovil Nunatak is located at 78°02′20.3″S 87°02′59″W / 78.038972°S 87.04972°W, which is 24.93 km west of Mount Goldthwait, 12.68 km northwest of Mount Hubley and 15.46 km southeast of Helfert Nunatak. US mapping in 1961.