Juan IV (Bila Biçosa, 19 de márcio de 1604 - Lisboua, 6 de nobembre de 1656), apelidado de L Restourador, fui Rei de Pertual i Algarbes de 1640 até a la sue muorte, i Duque de Bergáncia antre 1630 i 1645. Fui l líder de la Guerra de la Restouraçon pula reconquista i reconhecimiento de l'andependéncia de Pertual de l cuntrolo de Spanha.
![Thumb](http://upload.wikimedia.org/wikipedia/commons/thumb/e/e0/Portrait_of_John%2C_Duke_of_Braganza_c._1630_%28The_Royal_Castle_in_Warsaw%29.png/640px-Portrait_of_John%2C_Duke_of_Braganza_c._1630_%28The_Royal_Castle_in_Warsaw%29.png)
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