In all the world, Juan Sebastián (Juan Sebastián 
) is a rare boy's given name. The given name Juan Sebastián is habitual in Colombia, where it is quite a rare masculine name, and Spain, where it is a very rare male name. Much less frequently, Juan Sebastián is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Juan Sebastián | Argentina, Mexico, Ecuador, Colombia, Spain |
| juan sebastián altamiranda Argentine association football player, AR (b. 1997) |
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| juan sebastián peñaloza ragga Colombian association football player (2000-), CO |
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| juan sebastián campo Colombian cyclist, CO |
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Cano, Osorio, Morales, Mendoza, Salazar, Carmona, Cortés, García, Garzón, Giraldo, Sánchez, Ramírez, Londoño, Martínez, Cárdenas, Rodriguez, Gutierrez, González, Jaramillo, Rodríguez, Gutiérrez, Hernández, Forero, Vargas, Torres, López, Lara, Arias, Parra, Peña, Páez, Rojas, Rueda, Díaz, Nieto, Niño, Velásquez, Henao, Monroy, Moreno, Muñoz, Angulo, Castro, Barón, Pérez, Galvis, Gómez, Lozano, Ortiz, and Hernández Cruz