Cognomen Sirley Johana (Sirley Johana 
) , across the world, is an extremely rare last name. The cognomen Sirley Johana is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Sirley Johana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sirley Johana | Chile, Colombia, Peru, Ecuador |