Surname 希兰 (Xilan 
, 希兰 , Hiland 
) , in the entire world, is quite a rare family name. The surname 希兰 is characteristic of Ireland, where it is quite a rare surname, Australia, where it is a rare surname, and the United States. Not in comparison with a country's population, it is the most numerous in the United States, China, and Ireland. More frequently, 希兰 is the forename as well as the last name.