Castilian language

Spanish
Castilian
español, castellano
Pronunciation	[espaˈɲol], [kasteˈʎano]
Region	Spain, Hispanic America, Equatorial Guinea (see below)
Native speakers	470 million (2016) 570 million total speakers L2 speakers: 90 million (no date)
Language family	Indo-European Italic Romance Western Ibero-Romance West-Iberian Castilian languages Spanish
Early forms	Old Spanish Spanish
Writing system	Latin (Spanish alphabet) Spanish Braille
Signed forms	Signed Spanish (Mexico, Spain, & presumably elsewhere)
Official status
Official language in	20 countries  Argentina  Bolivia  Chile  Colombia  Costa Rica  Cuba  Dominican Republic  Ecuador  El Salvador  Equatorial Guinea  Guatemala  Honduras  Mexico  Nicaragua  Panama  Paraguay  Peru  Spain  Uruguay  Venezuela Dependent entity  Puerto Rico Commonly used  Andorra  Belize  Gibraltar  United States International Organizations  African Union  European Union  Mercosur  Organization of American States  United Nations  Union of South American Nations (see many more)
Regulated by	Association of Spanish Language Academies (Real Academia Española and 22 other national Spanish language academies)
Language codes
ISO 639-1	es
ISO 639-2
ISO 639-3
Glottolog	stan1288
Linguasphere	51-AAA-b

(see many more)

Spanish (ⁱ/ˈspænᵻʃ/,  español )—also called Castilian (ⁱ/kæˈstɪliən/,  castellano )—is a Romance language that originated in the Castile region of Spain and today has hundreds of millions of native-speakers across the world.