Last name Maguera (Maguera 
) , across the world, is a very rare cognomen. The surname Maguera is habitual in Argentina, where it is a very rare surname, Peru, where it is an extremely rare surname, and Philippines. Measured by absolute frequency, it is the most numerous in Argentina, Philippines, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Maguera | Peru, Philippines, United States, Argentina, Brazil |