Last name Diolle (Diolle 
) , all around the world, is a rare family name. The cognomen Diolle is habitual in Mauritius, where it is quite a common surname, New Zealand, where it is a very rare surname, and Australia. In absolute terms, it most frequently occurs in Mauritius, Australia, and France. Much less frequently, Diolle is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diolle | Australia, France, Spain, New Zealand, Mauritius |