AAEM may refer to:

• Alkali anion exchange membrane
• American Academy of Emergency Medicine
• American Academy of Environmental Medicine

• Royal court in Sutjeska
• Royal Court of Guernsey
• Royal Court Orchestra
• Royal Court Upstairs
• Royal Crest of Castile
• Royal Crest of Castilla
• Royal Cricketers Arms Inn
• Royal Croatia
• Royal crown
• Royal Crown of France
• Royal-Crumpler-Parker House
• Royal Crusaders Drum and Bugle Corps
• Royal Cup
• Royal Customs Service
• Royal cypher of Queen Elizabeth II
• Royal Daisy (airline)
• Royal Danish
• Royal Danish Air Force Officers School
• Royal Danish Army Officers Academy
• Royal Danish Arsenal Museum
• Royal Danish Conservatory of Music
• Royal Danish Mint
• Royal Danish Naval Band
• Royal Danish Navy (1510-1814)
• Royal Danish Silk Manufactury