Cahul is a city in southern Moldova. The city is the administrative center of Cahul District; it also administers one village, Cotihana. As of 1 January 2009, it has an estimated population of 39,400.
The city of Cahul is believed to have been inhabited for many centuries, although it has had a number of different names over the years - the name Scheia (Old Romanian for "Bulgarian") was recorded in 1502, and the name Frumoasa ("Beautiful" in Romanian) was recorded in 1716. The modern name was given to the settlement after the Battle of Kagul, which was fought nearby.
The city's location had made it a frequent battleground for a number of armies, with possession of frequently switching between countries such as Principality of Moldavia, Russian Empire, Ottoman Empire.