Surduk (Serbian Cyrillic: Сурдук) is a village in Serbia. It is situated in the Stara Pazova municipality, in the Srem District, Vojvodina province. The village has a Serb ethnic majority and its population numbering 1,589 people (2002 census).
Surduk derives its name from the Turkish word for the cliffs near the Danube river. In ancient times it was known as Rittium.
Ethnic groups (2002 census) 
- Serbs = 1,463 (92.07%)
- Roma = 61
- Slovaks = 10
- others (including Hungarians, Croats, etc.).
Historical population 
- 1961: 1,782
- 1971: 1,467
- 1981: 1,332
- 1991: 1,253
- Slobodan Ćurčić, Broj stanovnika Vojvodine, Novi Sad, 1996.
See also 
Coordinates: 45°05′N 20°19′E / 45.083°N 20.317°E