Surname Дадли (Dudley 
, Dadli 
, Дадли 
) , throughout the world, is a common last name. The cognomen Дадли is habitual in Saint Lucia, where it is quite a common surname, Isle of Man, and the United States. In absolute terms, this name is the most popular in the United States, the United Kingdom, and Australia. Much less frequently, Дадли is the forename as well as the last name.