Surname מנגן (Mangan 
, מנגן 
) , globally, is a common cognomen. The cognomen מנגן is habitual in Ireland, where it is quite a common surname, Jersey, and Australia, where it is quite a rare surname. Measured by absolute frequency, it is commonest in the United States, Ireland, and the United Kingdom. Also, מנגן is the forename as well as the last name.