Lusophones (Portuguese: Lusófonos) are peoples that speak Portuguese as a native or as common second language and nations where Portuguese features prominently in society. Is a group of Portuguese-speaking nations that share cultural or historical ties with the Portugal, and which today maintain close political, diplomatic and military co-operation. Comprising an estimated 300 million people spread across 10 sovereign countries and territories, thus called Lusofonia or the Lusophone world (Portuguese: Mundo Lusófono), is the community of Portuguese-speaking (Lusophone) world; these include Angola, Brazil, Cape Verde, Galicia, Guinea Bissau, Equatorial Guinea, Macau, Mozambique, Portugal, São Tomé and Príncipe, East Timor, Uruguay, Cochin, Azores, Madeira, Goa, Daman and Diu, Singapore and Malacca to various degrees.

The history of the Lusophone world is intrinsically linked with the history of the Portuguese Empire, although the Portuguese diaspora, the Brazilian diaspora and the Cape Verdean diaspora communities have also played a role in spreading the Portuguese language and Lusophone culture. Portuguese-speaking nations cooperate in politics, culture and the economy through the Community of Portuguese Language Countries (CPLP).