Tarnkowa [tarŋˈkɔva] is a small village located in Poland, in the Opole Voivodeship, Głubczyce County, Gmina Głubczyce, near the border with the Czech Republic. It lies approximately 8 kilometres (5 mi) north-west of Głubczyce and 49 km (30 mi) south of the regional capital Opole.