Cognomen Katowa (Katowa 
) , globally, is a rare surname. The surname Katowa is habitual in Zambia, where it is quite a rare surname, Tanzania, where it is a rare surname, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Zambia, Tanzania, and India.
| VARIANT | COUNTRY |
|---|---|
| Katowa | Philippines, India, United States, Zambia, Tanzania |