Throughout the world, Dallison (Dallison 
) is a very rare predominantly masculine, but very infrequently feminine forename. The forename Dallison is characteristic of Latin America and the Caribbean, particularly Brazil, where it is a very rare male name. More frequently, Dallison is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dallison | United Kingdom, Australia, United States, Brazil, New Zealand |