Surname Тамми (Tammy 
, Tammi , Тамми 
) , all over the world, is quite a common family name. The last name Тамми is characteristic of Finland, where it is quite a common surname, Estonia, where it is quite a rare surname, and Macao. Not in comparison with a country's population, it is commonest in Finland, India, and Bangladesh. Much more prevalently, Тамми is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tammy, Tammi | United Kingdom, United States, Hong Kong, Australia, Canada |
| Тамми | Russia |