Worldwide, Dayssy (Dayssy 
) is a very rare feminine forename. The forename Dayssy is habitual in Latin America and the Caribbean, particularly Peru, where it is a very rare girly name, Colombia, and Mexico. Also, Dayssy is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dayssy | Mexico, Honduras, Colombia, Peru, Venezuela |