Family name বিশ্বনাথ (Vishwanath 
, Bishwanath 
, Viswanath 
) , throughout the world, is a common cognomen. The family name বিশ্বনাথ is habitual in Western Asia, particularly United Arab Emirates, where it is quite a common surname, Oman, where it is quite a rare surname, and Bahrain. Not in comparison with a country's population, it most frequently occurs in India, United Arab Emirates, and Sri Lanka. Predominantly, বিশ্বনাথ is the forename as well as the last name.