Surname Ukwuaba (Ukwuaba 
) , around the globe, is a rare last name. The surname Ukwuaba is habitual in Nigeria, where it is a rare surname, Canada, where it is an extremely rare surname, and the United States. Also, Ukwuaba is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ukwuaba | United States, Nigeria, Canada |