Family name Diquollo (Diquollo 
) , all around the world, is a very rare last name. The family name Diquollo is habitual in Northern America, particularly the United States, where it is a very rare surname. Much less frequently, Diquollo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diquollo | United States |