Cognomen Simya (Simya 
) , all over the world, is a rare last name. The family name Simya is habitual in Tanzania, where it is a rare surname, Nigeria, where it is an extremely rare surname, and Turkey. Measured by absolute frequency, the name is most common in Tanzania, Nigeria, and India. Also, Simya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simya | Nigeria, Thailand, India, United States, Tanzania |