| Country | Day | Month | Names |
 Spain | 1 | March | Federico, Rosendo, Eudoxia, Eudoxio |
| Spain | 2 | March | Enrique, Pablo, Enriqueta, Heraclio |
| Spain | 3 | March | Medín, Rosendo |
| Spain | 4 | March | Francisca, Arcadio, Casimiro, Eugenio |
| Spain | 5 | March | Juan José de la Cruz |
| Spain | 6 | March | Humberto, Olegario, Judith, Nina |
| Spain | 7 | March | Clotilde, Felicidad |
| Spain | 8 | March | Juan de Dios |
| Spain | 9 | March | Cándido, Francisca |
| Spain | 10 | March | Andrés, Macario |
| Spain | 11 | March | Ramiro, Oria |
| Spain | 12 | March | Josefina, Maximiliano, Fina |
| Spain | 13 | March | Patricia, Rodrigo, Ramiro |
| Spain | 14 | March | Jacobo, Matilde, Florentina |
| Spain | 15 | March | César, Luis, Raimundo, Madrona |
| Spain | 16 | March | Abrahan, Clemente |
| Spain | 17 | March | Patricio |
| Spain | 18 | March | Narciso, Salvador de la Horta |
| Spain | 19 | March | José, Marcos, Josefa |
| Spain | 20 | March | Alejandra, Claudia |
| Spain | 21 | March | Clemencia, Fabiola, Nicolás |
| Spain | 22 | March | Sergio, Octaviano |
| Spain | 23 | March | Fidel, Oriol, Victoriano, José Oriol, Toribio |
| Spain | 24 | March | Delmiro, Edelmira, Edelmiro, Timolao |
| Spain | 25 | March | Abel, Gloria, Encarnación, Rebeca, Anunciación, Maite, Humberto |
| Spain | 26 | March | Braulio, Diego |
| Spain | 27 | March | Ruperto, Lilia, Alejandro |
| Spain | 28 | March | Esperanza, Gundelina |
| Spain | 29 | March | Jonas, Segundo |
| Spain | 30 | March | Quirino |
| Spain | 31 | March | Amós, Benjamín |
