Ras al-Ayn Subdistrict (Arabic: ناحية مركز رأس العين) is a subdistrict of Ras al-Ayn District in western al-Hasakah Governorate, northeastern Syria.

The administrative centre is the city of Ras al-Ayn.

In 1907, Mark Sykes mentioned a nomadic Kurdish tribe called the Sartan living near Ras al-Ayn.

[2] At the 2004 census, the subdistrict had a population of 121,536.

This article about a location in Al-Hasakah Governorate, Syria is a stub.