Aryon Dall'Igna Rodrigues (4 July 1925 – 24 April 2014) was a Brazilian linguist,[1] considered one of the most renowned researchers of the indigenous languages of Brazil.

[4] Aryon Rodrigues was invited by Darcy Ribeiro to organize the first post-graduate program in Linguistics in Brazil, in the recently founded the University of Brasília (UnB).

Aryon left UnB following the coup in 1964, in solidarity with his colleagues dismissed and persecuted by the military, moving to the Federal University of Rio de Janeiro (UFRJ) and later to the State University of Campinas (UNICAMP).

He created and directed the Laboratório de Línguas Indígenas (LALI) at UnB, and was one of the creators and editors of the Revista Brasileira de Linguística Antropológica (RBLA Archived 2 April 2015 at the Wayback Machine).

In January 2013, he participated in the creation of the Instituto Aryon Dall'Igna Rodrigues (IADR), which will serve as the repository of his papers.