Borja is both a surname and a given name. Notable people with the name include:
Álvaro Alfredo Magaña Borja (1925–2001), interim president of El Salvador
Francisco de Borja (1441–1511), Spanish cardinal
Borja Ekiza (born 1988), Spanish footballer
Borja García (born 1982), Spanish racing driver
Borja García Freire (born 1990), Spanish footballer
Borja Fernández (footballer, born 1981), Spanish footballer
Borja Mayoral, Spanish footballer
Borja Pérez (born 1982), Spanish footballer
Borja Valero (born 1985), Spanish footballer
Rodrigo Borja (born 1935), Ecuadorian president
Félix Borja (born 1983), Ecuadorian footballer
Enrique Borja (born 1945), Mexican footballer