Surname ランドルフ (Randolph 
, ランドルフ) , in the entire world, is a common last name. The cognomen ランドルフ is habitual in the United States, where it is quite a common surname, Ghana, where it is quite a rare surname, and Mongolia. Measured by absolute frequency, this name is the most popular in the United States, Ghana, and Malaysia. Likewise, ランドルフ is the forename as well as the last name.