Cognomen Winnai (Winnai 
) , in the entire world, is a very rare surname. The family name Winnai is characteristic of Germany, where it is a very rare surname, Malaysia, where it is an extremely rare surname, and the United States. Likewise, Winnai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Winnai | Malaysia, United States, Germany |
|
freddy winnai American racing driver, US (b. 1905) |
|