Throughout the world, Maria Dayana (Maria Dayana 
) is a rare feminine forename. The forename Maria Dayana is characteristic of Costa Rica, where it is quite a rare girly name, and Spain, where it is a very rare female name. Very seldom, Maria Dayana is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Maria Dayana | Spain, Colombia, Ecuador, Chile, Costa Rica |
Lopez, Mendez, Alfaro, Vargas, Zamora, Ramirez, Hermosa, Vasquez, Quesada, Strinati, Gonzalez, Rodriguez, Vallenilla, Briones Macias, and Delgadillo Terrazas