Ronald Câmara twice participated in World Chess Championships South American Zonal tournaments (1960, 1963).
Also he twice won Brazil state Ceará Chess Championship (1952, 1960).
Ronald Câmara was author of a number of chess articles in the journals O Povo and Diário do Nordeste (1979-1989).
Ronald Câmara graduated from the Faculty of Law of the Federal University of Ceara (1952).
[1] This biographical article relating to a Brazilian chess figure is a stub.