Cognomen Dhunnoo (Dhunnoo 
) , in the world, is a rare family name. The surname Dhunnoo is characteristic of Mauritius, where it is quite a common surname, France, where it is a rare surname, and New Zealand, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Mauritius, France, and the United Kingdom. Likewise, Dhunnoo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dhunnoo | United Kingdom, Canada, India, France, Mauritius |