Family name Dullu (Dullu 
) , in the world, is a rare last name. The last name Dullu is habitual in Kenya, where it is a rare surname, Saudi Arabia, and Tanzania, where it is a very rare surname. Not in comparison with a country's population, the name is most common in India, Kenya, and Saudi Arabia. More prevalently, Dullu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dullu | Saudi Arabia, Tanzania, India, Pakistan, Kenya |