Costeño

Costeño is the Spanish word for "coastal". It may refer to.

Costeño cheese, cheese from the Colombian Caribbean region
Costeño (train), former passenger train line between Guadalajara and Heroica Nogales, Mexico
Authentic Costeño Autonomy Movement, regional Nicaraguan political party
Costeño Democratic Alliance, regional Nicaraguan political party
Coast Peoples' Party, regional Nicaraguan political party
Peruvian Ribereño Spanish, also known as Español costeño peruano, Spanish dialect of coastal Peru