In the world, วิทยาทร (วิทยาทร 
) is a very rare dominantly male, but infrequently feminine forename. The first name วิทยาทร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare largely male, but uncommonly female name.
| VARIANT | COUNTRY |
|---|---|
| วิทยาทร | Thailand |