Portillo is a surname of Castilian origin, specifically San Vicente de la Barquera in Santander, Spain.
Portillo literally means "small port", from Latin portus.[ citation needed ]
Currently in Spain there are 6,554 persons using Portillo as last name. It is the 725th most common surname in Spain.
Persons named Portillo in Spain by province:
| City Where Portillo is Common | By Region in Spain | Persons Named Portillo | 
|---|---|---|
| Málaga | 127° | 1 376 | 
| Guadalajara | 264° | 362 | 
| Sevilla | 556° | 696 | 
| Canarias | 770° | 366 | 
| Barcelona | 1 327° | 870 | 
| Baleares | 1 384° | 358 | 
| Madrid | 1 646° | 856 |