Around the globe, Duntan (Duntan 
) is a very rare epicene first name. The first name Duntan is habitual in Sub-Saharan Africa, particularly Nigeria, where it is a very rare unisex name. Also, Duntan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Duntan | Nigeria, United States, Philippines, New Zealand, China |