There are 22 English-speaking countries. 
English is a native language in such countries as Great Britain, The USA, Canada, Australia, New Zeland, India, Pakistan, Papua New Guinea, South Africa, Nigeria, Ghana, Sierra Leone, Gambia, Tanzania, Guayana, the Bahamas, Barbados, Trinidad and Tobago. 
In Bangladesh, Sri Lanka, Malaysia and Brunei English is another official language.