>
Family name Jahan (Jahan , جهان , جاهان) , all around the world, is a prevalent cognomen. The family name Jahan is characteristic of Bangladesh, where it is a common surname, India, where it is quite a common surname, and Oman (explore the name in all countries). Measured by absolute frequency, the name is most common in Southern Asia, particularly India, Bangladesh, and Pakistan. Very seldom, Jahan is the forename as well as the last name.