| Alderaan | Alderaan |
| Alderney | Alderney |
| Aldi | Aldi |
| Aldino | Aldein |
| Aldo Manucio | Aldus Manutius |
| Aldo Moro | Aldo Moro |
| Aldo Van Eyck | Aldo van Eyck |
| aldolasa | aldolase |
| Aldor | Aldor |
| aldosa | aldose |
| Aldous Huxley | Aldous Huxley |
| Aldudes | Aldudes |
| aldónico | aldonic |
| ale | ale |
| Ale Yarok | Ale Yarok |
| Alea iacta est | Alea iacta est |
| aleacion | alloy |
| aleación | alloy |
| Aleación de cinc y aluminio | Zama Minor |
| aleado | alloyed |
| alear | alloy |
| aleatoriamente | ramdomly |
| aleatorio | dubious |
| alebrarse | despond |
| Alec Baldwin | Alec Baldwin |
| Alec Douglas-Home | Alec Douglas-Home |
| Alec Guinness | Alec Guinness |
| aleccionar | teach |
| Alecto | Alecto |
| Alectoris barbara | Barbary Partridge |
| Alectrión | Alectryon |
| Alectrosaurus | Alectrosaurus |
| Alectura lathami | Australian Brush-turkey |
| alef | aleph |
| alegación | affirmation |
| alegado | alleged |
| alegar | affirm |
| alegar excepción | demur |
| alegar razones contra | argue against |
| alegato | allegation |
| alegoria | simile |
| alegoría | allegory |
| alegrado | pleased |
| alegrar | cheer up |
| alegrarse | rejoice |
| alegrarse de antemano | look forward to |
| alegre | animated |
| alegremente | cheerfully |
| Alegria | Happiness |
| Alegrijes y Rebujos | Alegrijes y Rebujos |
| alegro | allegro |
| alegría | cheer |
| alegría de mal ajeno | schadenfreude |
| Alegría de Oria | Alegia |
| Alegría de Álava | Alegría de Álava |
| alegría maligna | schadenfreude |
| Alegrías | Alegrías |
| alegóricamente | allegorically |
| alegórico | allegoric |
| Aleijadinho | Aleijadinho |
| Aleister Crowley | Aleister Crowley |
| alejado | faraway |
| alejamiento | divergence |
| Alejandra | Alexandra |
| Alejandra de Dinamarca | Alexandra of Denmark |
| Alejandra de Hannover | Princess Alexandra of Hanover |
| Alejandra Pizarnik | Alejandra Pizarnik |
| Alejandra Romanova | Alexandra Fyodorovna |
| Alejandreta | İskenderun |
| Alejandria | Alexandria |
| alejandrino | alexandrine |
| Alejandro | Alexander |
| Alejandro Amenábar | Alejandro Amenábar |
| Alejandro Balas | Alexander Balas |
| Alejandro Cichero | Alejandro Cichero |
| Alejandro de Epiro | Alexander I of Epirus |
| Alejandro de Feres | Alexander of Pherae |
| Alejandro de Hales | Alexander of Hales |
| Alejandro el Etolio | Alexander Aetolus |
| Alejandro Encinas Rodríguez | Alejandro Encinas Rodríguez |
| Alejandro Fernández | Alejandro Fernández |
| Alejandro González Iñárritu | Alejandro González Iñárritu |
| Alejandro Herculano | Alexandre Herculano |
| Alejandro I | Pope Alexander I |
| Alejandro I de Escocia | Alexander I of Scotland |
| Alejandro I de Grecia | Alexander I of Greece |
| Alejandro I de Kakhetia | Alexander I of Kakheti |
| Alejandro I de Macedonia | Alexander I of Macedon |
| Alejandro I de Moldavia | Alexander the Good |
| Alejandro I de Rusia | Alexander I of Russia |
| Alejandro I de Yugoslavia | Alexander I of Yugoslavia |
| Alejandro I Jagellón | Alexander Jagiellon |
| Alejandro II | Pope Alexander II |
| Alejandro II de Escocia | Alexander II of Scotland |
| Alejandro II de Macedonia | Alexander II of Macedon |
| Alejandro II de Rusia | Alexander II of Russia |
| Alejandro III | Pope Alexander III |
| Alejandro III de Escocia | Alexander III of Scotland |
| Alejandro III de Rusia | Alexander III of Russia |
| Alejandro IV | Pope Alexander IV |
| Alejandro IV de Macedonia | Alexander IV of Macedon |
| Alejandro Janneo | Alexander Jannaeus |
| Alejandro Jodorowsky | Alejandro Jodorowsky |
| Alejandro Limia | Limia |
| Alejandro Magno | Alexander |
| Alejandro Malaspina | Alessandro Malaspina |
| Alejandro Moreno | Alejandro Moreno |
| Alejandro Nevski | Alexander Nevsky |
| Alejandro Patiño | Alejandro Patino |
| Alejandro Ramírez | Alejandro Ramírez |
| Alejandro Romanov | Grand Duke Alexander Alexandrovich of Russia |
| Alejandro Severo | Alexander Severus |
| Alejandro Spajić | Alejandro Spajic |
| Alejandro Stamboliski | Aleksandar Stamboliyski |
| Alejandro Toledo | Alejandro Toledo |
| Alejandro Tsankov | Aleksandar Tsankov |
| Alejandro V | Pope Alexander V |
| Alejandro Valverde | Alejandro Valverde |
| Alejandro VI | Pope Alexander VI |
| Alejandro VII | Pope Alexander VII |
| Alejandro VIII | Pope Alexander VIII |
