In the world, วิวันเพ็ญ (วิวันเพ็ญ 
) is a very rare dominantly boy's, but uncommonly girly forename. The first name วิวันเพ็ญ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare largely boy's, but infrequently girly name.
| VARIANT | COUNTRY |
|---|---|
| วิวันเพ็ญ | Thailand |