English name (U.S.)
Originally a nickname from the slang term of address buster, which is apparently a derivative of bust = 'to break, smash' 
|Female ♀||Male ♂|
|#: count of main first name only|
|&: count of both main and additional first names|
| Name counts are approximate as statistics normally is not published
for names given to less than 3 or 5 persons per country.