Cognomen ディーキン (Deakin 
, ディーキン 
) , worldwide, is quite a common family name. The family name ディーキン is habitual in Isle of Man, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and Australia. Measured by absolute frequency, it is the most numerous in the United Kingdom, the United States, and Australia. Very seldom, ディーキン is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Deakin | Canada, United Kingdom, United States, New Zealand, Australia |
| ディーキン | Japan |