Surname Dley (Dley 
) , across the world, is a very rare last name. The cognomen Dley is habitual in Canada, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. Much less frequently, Dley is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dley | United Kingdom, United States, India, Canada, Brazil |
| dev dley Canadian lawyer and judge, CA (b. 1951) |
|