Cognomen 蘇丹 (Sultan 
, Sudan , Sutan 
) , across the world, is a widespread surname. The cognomen 蘇丹 is characteristic of Western Asia, particularly Bahrain, where it is a common surname, United Arab Emirates, and Oman (explore the name in all countries). In absolute terms, this name is the most popular in Southern Asia, particularly Pakistan, India, and Bangladesh. Likewise, 蘇丹 is the forename as well as the last name.