Bhutan
Dzongkha (official), Bhotes speak various Tibetan dialects,
Nepalese speak various Nepalese dialects

Bolivia
Spanish (official), Quechua (official), Aymara (official)

Bosnia and Herzegovina
Bosnian, Croatian, Serbian

Botswana
English (official), Setswana

Brazil
Portuguese (official), Spanish, English, French

British Virgin Islands
English (official)

Brunei
Malay (official), English, Chinese

Bulgaria
Bulgarian, secondary languages closely correspond to ethnic
breakdown

Burkina Faso
French (official), native African languages belonging
to Sudanic family spoken by 90% of the population

Burma
Burmese, minority ethnic groups have their own languages