Folk etymology attributes the city name to Wars and Sawa. There are several versions of the legend with their appearance. According to one version, Sawa was a mermaid living in the Vistula with whom fisherman Wars fell in love. In actuality, Warsz was a 12th/13th-century nobleman who owned a village located at the modern-day site of the Mariensztat neighbourhood. The official city name in full is  ("The Capital City of Warsaw").