Across the world, Pedro Alejandro (Pedro Alejandro 
) is quite a common boy's first name. The first name Pedro Alejandro is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a common boy's name, Peru, where it is quite a rare masculine name, and Cuba. In absolute terms, it is the most numerous in Chile, Peru, and Spain. Very seldom, Pedro Alejandro is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Pedro Alejandro | Cuba, Spain, Peru, Ecuador, Chile |
|
pedro alejandro pina Dominican politician and military, DO (b. 1820) |
|
|
pedro alejandro paterno Prime Minister of the Philippines in 1899, PH (b. 1857) |
|
| pedro alejandro gonzález gutiérrez Cuban botanist, CU |
|
Soto, Morales, Sanchez, Salazar, Salinas, Alvarez, Canales, Ramirez, Navarro, Vasquez, Fuentes, Martinez, Sandoval, Castillo, Guerrero, Gonzalez, Espinoza, Olivares, Sepulveda, Contreras, Rodriguez, Gutierrez, Flores, Vargas, Torres, Garcia, Ruiz, Diaz, Leon, Jara, Vega, Salas, Silva, Araya, Bravo, Perez, Hernandez, Ramos, Reyes, Gomez, Lopez, Moreno, Molina, Medina, Muñoz, Castro, Cortes, Rivera, Rojas, and Fernandez