Across the world, Yon-Ayan (Yon-Ayan 
) is an extremely rare unknown gender first name. Predominantly, Yon-Ayan is the last name as well as the forename. Parts of the name also exists independently as a first name Yon, and a first name Ayan.
| VARIANT | COUNTRY |
|---|---|
| Yon-Ayan | Philippines |