Worldwide, ทวิลักษณ์ (ทวิลักษณ์ 
) is a very rare dominantly masculine, but infrequently female first name. The first name ทวิลักษณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare largely boy's, but uncommonly girly name.
| VARIANT | COUNTRY |
|---|---|
| ทวิลักษณ์ | Thailand |