Augusto Carlos Teixeira de Aragão ComA • CavC • CavA • CavTE (15 June 1823 – 29 April 1903) was a Portuguese officer, doctor, numismatist, archaeologist and historian.

During the performance of these functions, Teixeira de Aragão was entrusted with the task of bringing some of the objects of the Portuguese Royal Collection at the Exposition Universelle (1867) of Paris.

In 1870, he published Descrição Histórica das Moedas Romanas Existentes no Gabinete Numismático de sua Majestade El-Rei O Senhor D. Luiz I.

[4] In 1875, went public with the first of three volumes of the monumental work of the Descrição Geral e Histórica das Moedas Cunhadas em Nome dos Reis, Regentes e Governadores de Portugal.

Teixeira de Aragão came to planning a fourth volume of this work, which include the currencies of Brazil and Portuguese West Africa countries, which failed to materialize.