Teseney (Arabic: تسني, Tigrinya: ተሰነይ), also spelled Tessenei or Tesseney, is a market town in western Eritrea. It lies south-east of Kassala in Sudan, on the Gash River. The city was much fought over in the Eritrean War of Independence during which much of it was destroyed. After the war, Tessenei has become a governmental administrative center with customs and agricultural offices and a military base.