Spanish language
The Spanish language was a Human language originating in the Earth region of Spain and spoken by the Spanish. The language was also widely used in North and South America.

When Hoshi Sato had difficulties to communicate with an Axanar in his native language in 2151, she told Jonathan Archer that it wasn't just Spanish she was dealing with. ()

Sato began speaking Spanish when she attempted to break the lockout code in the decon chamber in 2154 while under the effects of a silicon-based virus. ()

Spanish was among the 94 languages Commander Saru spoke. In 2257, during a malfunction of the universal translator aboard , Commander Michael Burnham's speech was translated into Spanish, which Saru was able to understand and respond in. ()

The Spanish word "mariposa" translated into English as "butterfly", a fact which Data mentioned in a conversation with Jean-Luc Picard in 2365. () 

Crewman Enrique Muniz began speaking Spanish while in a delusional state shortly before his death in 2373. ()

Cristóbal Rios was a fluent speaker of Spanish and sometimes used it with his ship's hologram. () He also spoke it with Teresa Ramirez and other people at Clinica Las Mariposas in Los Angeles in 2024. () After Seven of Nine combined La Sirenas holograms into Emmet, he spoke Spanish to her; she understood but responded in English. ()

Spanish-named starships 
 La Sirena

Terms of Spanish origin 
 Ay, caramba – An exclamation of surprise
 Bisabuela – "Great-grandmother"
 Carnitas – "Little meats"; said to be "delicioso".
 Cojones – "Testicles" or "Guts"
 Jefe – "Chief"
 Malparido – A form of Spanish profanity
 Negro – person of African descent
 Puta madre – A form of Spanish profanity 
 Sombrero: "hat"

Examples of spoken language 
El traductor universal ha sido invadido por un virus. Está traduciendo todo a un idioma diferente.
The universal translator's been invaded by a virus. It's translating everything into a different language.
Tengo ojos y oídos, Burnham.
I have eyes and ears, Burnham. ()

Spanish phrase 
 "Con permiso, capitan." ("With permission, captain") ()
 "No mas." ("No more") ()

Clinica Las Mariposas 
Spanish was predominantly spoken at the Clinica Las Mariposas ("The Butterflies Clinic"). Numerous signs were posted throughout that were written in Spanish:

 "Mantener la puerta con llave en todo momento" ("Keep the door locked at all times")
 "Combata la influenza" ("Fight the influenza")

A number of signs were also displayed that were written in a combination of English and Spanish:

↑
Reception
Recepción

Including one that included a number of abbreviations in both languages:

Horarios • Hours
L-V 7:30–6:30 M-F
Sab 12–4:30 Sat
Dom con cita Sun

Where: 
 "L-V (M-F)" = "Lunes-Viernes" ("Monday-Friday")
 "Sab (Sat)" = "Sabado" ("Saturday")
 "Dom (Sun)" = "Domingo" ("Sunday")
 "Con cita" = "By appointment"

External links
 
 

de:Spanisch
it:Lingua spagnola
Earth languages