Kharkiv Oblast (, translit. Kharkivs’ka oblast’; also referred to as Kharkivshchyna – , , translit. Khar’kovskaya oblast’) is an oblast (province) in eastern Ukraine. The oblast borders Russia to the north, Luhansk Oblast to the east, Donetsk Oblast to the south-east, Dnipropetrovsk Oblast to the south-west, Poltava Oblast to the west and Sumy Oblast to the north-west. The area of the oblast is 31,400 km², corresponding to 5.2% of the total territory of Ukraine.