The Jaghjagh River (Arabic: نهر جقجق Nahr Jaqjaq, نهر الجغجغ Nahr al-Jaghjagh, or Nahr al-Hirmas, Turkish: Çağ-çağ Deresi, Syriac: ܢܗܕܐ ܕܔܩܔܩ Nahro dJaqjaq, Kurdish: Çemê Nisêbînê or Cexcex)[1] is a tributary of the Khabur River in Turkey and Syria.
The river was known to the ancient Greeks as the Mygdonius (Ancient Greek: Μυγδόνιος), and lent its name to the city of Antioch in Mygdonia.[2]