Cognomen Katty Andrea (Katty Andrea 
) , around the world, is a very rare last name. The last name Katty Andrea is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname. More frequently, Katty Andrea is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Katty Andrea | Costa Rica, Chile, Colombia, Ecuador, Peru |