Cognomen Okade (Okade 
) , across the world, is a rare surname. The surname Okade is habitual in Nigeria, where it is a very rare surname, India, where it is an extremely rare surname, and the United Kingdom. Not in comparison with a country's population, it is the most numerous in Nigeria, India, and the United States. Likewise, Okade is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Okade | China, Malaysia, Nigeria, United States, India |