Surname Kukay (Kukay 
) , worldwide, is a very rare last name. The cognomen Kukay is habitual in the United States, where it is a very rare surname, Canada, and Philippines, where it is an extremely rare surname. Also, Kukay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kukay | Canada, Philippines, Colombia, India, United States |