Cognomen אמאטי (Amati 
, אמאטי 
) , all around the world, is a common last name. The cognomen אמאטי is characteristic of Southern Europe, particularly San Marino, where it is a widespread surname, Italy, where it is quite a common surname, and Albania, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Italy, India, and Argentina. Much less frequently, אמאטי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Amati | Kenya, Italy, Argentina, Tanzania, India |
| אמאטי | Israel |