Last name Байган (Baigan 
, Байган 
) , around the globe, is a rare family name. The family name Байган is habitual in Philippines, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Argentina. In absolute terms, this name is the most popular in Philippines, India, and the United Kingdom. Likewise, Байган is the forename as well as the last name.