Last name 亨西 (亨西 
, Hensey 
) , in the world, is a rare surname. The cognomen 亨西 is habitual in Ireland, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and Australia, where it is a very rare surname. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Ireland. Much less frequently, 亨西 is the forename as well as the last name.