Cognomen Сумаы (Sumay 
, Сумаы 
) , all over the world, is quite a rare surname. The cognomen Сумаы is characteristic of Philippines, where it is a rare surname, Tanzania, and Argentina. Likewise, Сумаы is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumay | Philippines, Tanzania, India, Argentina, Myanmar |
| Сумаы | Russia |