You can help expand this article with text translated from the corresponding article in Spanish. (July 2012) Click [show] for important translation instructions.
Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia.
Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article.
You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Spanish Wikipedia article at [[:es:Alfonso de Portugal (1263-1312)]]; see its history for attribution.
You may also add the template {{Translated|es|Alfonso de Portugal (1263-1312)}} to the talk page.
* also an infante of Castile and León, Aragon, Sicily and Naples,§ also an infante of Spain and an archduke of Austria,# also an infante of Spain,‡ also an imperial prince of Brazil,¶ also a prince of Saxe-Coburg and Gotha, Duke in Saxony,◙ also a prince of Braganza,¤ title removed in 1920 as their parents' marriage was deemed undynastic,ƒ claimant infante