Coordinates: 41°9′13″N 27°22′0″E / 41.15361°N 27.366667°E / 41.15361; 27.366667

East Thrace or Eastern Thrace (Turkish: Doğu Trakya or simply Trakya; Bulgarian: Източна Тракия, Iztochna Trakiya; Greek: Ανατολική Θράκη, Anatoliki Thraki), also known as Turkish Thrace, is the part of the modern republic of Turkey that is geographically part of Europe, all in the eastern part of the historical region of Thrace; most of Turkey is in Anatolia, also known as Asia Minor. Turkish Thrace is also called European Turkey. This area includes the historic centre of old İstanbul (medieval Constantinople), as well as such cities as Edirne (the historical capital of the Ottoman vilayet that comprised all Thrace), Tekirdağ, Çorlu, Lüleburgaz and Kırklareli.

East Thrace, which is also known as European Turkey, holds about 12 percent of the population and has an area of 23,764 km² (3 percent of the country). Asiatic Turkey, called Anatolia or Asia Minor, has an area of 755,688 km² (97 percent of the country). The two are separated by the Dardanelles, Sea of Marmara and Straits of the Bosphorus, a route of about 361 km. The European portion is bordered on the west by Greece for 212 km and on the north by Bulgaria for 269 km.