Cognomen Harrius (Harrius 
) , in all the world, is a very rare family name. The surname Harrius is characteristic of Sweden, where it is a rare surname, Germany, where it is a very rare surname, and Honduras. Not in comparison with a country's population, it is commonest in Germany, Sweden, and Nigeria. Much less frequently, Harrius is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Harrius | Germany, Sweden, Nigeria, United Kingdom, South Africa |