Cognomen Summari (Summari 
) , in all the world, is a very rare surname. The surname Summari is characteristic of Tanzania, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. Much more frequently, Summari is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Summari | India, United States, Tanzania |