Surname Ntwa (Ntwa 
, Intwa 
) , in the world, is a rare family name. The last name Ntwa is habitual in Sub-Saharan Africa, particularly Botswana, where it is quite a rare surname, the Democratic Republic of the Congo, where it is a rare surname, and South Africa, where it is a very rare surname. Likewise, Ntwa is the forename as well as the last name.