Cognomen Dyoya (Dyoya 
) , worldwide, is a rare last name. The surname Dyoya is habitual in Sub-Saharan Africa, particularly Tanzania, where it is a rare surname, Nigeria, where it is an extremely rare surname, and South Africa. Measured by absolute frequency, the name is most common in Tanzania, Nigeria, and India. Much less frequently, Dyoya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dyoya | India, Tanzania, South Africa, Nigeria |