Türkmenabat (Cyrillic Turkmen: Түркменабат, Persian: ترکمن آباد), formerly and since medieval times, Chardzhou (, Turkmen: Чәрҗев), also spelled Çärjew, Chardjui, Charjou, Chardzhev, Charjev, Chärjew, or Charjew (Persian: چهارجوی for 'four canals'), ancient Amul, is a city in Turkmenistan, capital of Lebap Province. As of 2009, it had a population of approximately 254,000 people (up from 161,000 in the 1989 census).