Last name Болч (Balch 
, Болч 
) , all around the world, is quite a common surname. The cognomen Болч is habitual in the United States, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and New Zealand. In absolute terms, this name is the most popular in the United States, the United Kingdom, and Canada. Very seldom, Болч is the forename as well as the last name.