Family name Byung-Il (병일 
, Byung-Il 
) , all around the world, is an extremely rare surname. The last name Byung-Il is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much more prevalently, Byung-Il is the forename as well as the last name. Parts of the name also exists independently as a first name Byung, and a last name Il.