Tyotkino is an urban locality on the left bank of the Seym river in Glushkovsky District of Kursk Oblast, Russia. Population: 3,852 ; 4,223 ; 5,224 ; 5,375. It is on a small salient of Russian territory, with the Russia–Ukraine border running on the north-west, south-west and south-east of the settlement. To the south is Sumy Raion and to the north-…Tyotkino is an urban locality on the left bank of the Seym river in Glushkovsky District of Kursk Oblast, Russia. Population: 3,852 ; 4,223 ; 5,224 ; 5,375. It is on a small salient of Russian territory, with the Russia–Ukraine border running on the north-west, south-west and south-east of the settlement. To the south is Sumy Raion and to the north-west is Konotop Raion, both in the Sumy Oblast of Ukraine.