Prince Royal of Portugal
PRINCE ROYAL OF THE KINGDOM OF PORTUGAL AND THE ALGARVES
Princes Royal of Portugal; Prince Royal of the United Kingdom of Portugal, Brazil, and the Algarves; Prince Royal of Portugal and the Algarves; Prince Royal of Portugal, Brazil, and the Algarves; Prince Royal of the United Kingdom of Portugal, Brazil and the Algarves
Prince Royal (Portuguese: Príncipe Real) was the title held by the heir apparent or the heir presumptive to the throne of the Kingdom of Portugal, from 1825 to 1910.Article 78 of the Portuguese Constitution of 1826