Last name Болдвін (Baldwin 
, Болдвін 
) , throughout the world, is a widespread surname. The surname Болдвін is characteristic of the United Kingdom, where it is quite a common surname, the United States, and Guernsey (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Australia. Very seldom, Болдвін is the forename as well as the last name.