The first name of the Stadium was "Estadio 28 de Maio" (May 28 Stadium), after the Carnation Revolution in 1974, changed for the actual name.
The first name of the Stadium was "Estadio 28 de Maio" (28th May Stadium) in memory of 28th May 1926 coup d'état. After the Carnation Revolution in 1974, changed for the actual name.