Surname شيهان (Shehan 
, Shihan , Sheehan 
) , all over the world, is a common last name. The family name شيهان is habitual in Ireland, where it is a common surname, Sri Lanka, where it is quite a common surname, and Maldives (explore the name in all countries). In absolute terms, it most frequently occurs in the United States, Sri Lanka, and Ireland. Also, شيهان is the forename as well as the last name.