Family name Dungal (Dungal 
) , across the world, is a rare cognomen. The surname Dungal is characteristic of Iceland, where it is quite a common surname, Norway, where it is a very rare surname, and Netherlands. Measured by absolute frequency, this name is the most popular in Iceland, India, and Norway. Also, Dungal is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dungal | Iceland, Norway, India, Malaysia, Nigeria |