Surname Jeng Jeng (Jeng Jeng 
) , in the entire world, is an extremely rare family name. The cognomen Jeng Jeng is characteristic of Latin America and the Caribbean, particularly Ecuador, where it is a very rare surname. More prevalently, Jeng Jeng is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jeng Jeng | Philippines, Ecuador, United States |