Cognomen Лоан (Loan 
, Lohan 
, Loena 
) , across the world, is a common family name. The last name Лоан is characteristic of Vietnam, where it is quite a common surname, Macao, and Ireland, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in Vietnam, India, and Malaysia. Much less frequently, Лоан is the forename as well as the last name.