希瓦（乌兹别克斯坦语：Xiva / Хива；波斯语：خیوه / Khiveh‎；俄语：Хива），旧译基发，古名花剌子模（波斯语：خوارزم‎；Khorasam、Khoresm、Khwarezm、Khwarizm、Khwarazm或Chorezm） 是乌兹别克斯坦境内的一个绿洲城市，由花拉子模州负责管辖。希瓦位于该国西部，始建于2,500年前，曾经是花剌子模及希瓦汗国的首都。海拔高度109米，受大陆性气候影响，每年平均降雨量90至100毫米，2005年人口55,568。 位于希瓦的伊钱卡拉（文，1990年）是乌兹别克斯坦的第一项文化遗产。

Khiva (Uzbek:Xiva Хива; Persian:خیوه‎‎ Khiveh; Russian:Хива; alternative or historical names include Khorasam, Khoresm, Khwarezm, Khwarizm, Khwarazm, Chorezm, and Persian:خوارزم‎‎) is a city of approximately 50,000 people located in Xorazm Region, Uzbekistan. According to archaeological data, the city was established in the beginning of the Christian era. It is the former capital of Khwarezmia and the Khanate of Khiva. Itchan Kala in Khiva was the first site in Uzbekistan to be inscribed in the World Heritage List (1991).