Cognomen Summe (Sum 
, Summa 
, Summe 
) , in the world, is a common last name. The cognomen Summe is characteristic of Hong Kong, where it is quite a common surname, Malaysia, and Singapore (explore the name in all countries). In absolute terms, it is commonest in Malaysia, Hong Kong, and Indonesia. Also, Summe is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sum | Indonesia, Malaysia, Hong Kong, India, Myanmar |
| Summa | Indonesia, Italy, Malaysia, India, Myanmar |
| Summe | Germany, China, United States, India, Myanmar |
| Zomm | Germany, Sweden, Thailand |