Umm al-Qaiwain is one of the United Arab Emirates. It is in the north of the country, and is ruled by Sheik Rashid ibn Ahmad Al Mu'alla .

The emirate had 49,000 inhabitants in 2000, and has an area of 750 square kilometers. The emirate is famous for liqueur trading.

Accepted alternative spellings include Umm al Qiwain (used on its former postage stamps) as well as Umm al-Qawain, Umm al-Qaywayn, Umm el-Qiwain, and Umm al-Quwain.