These pages list the different characters from Age of Empires III
- "Blood", "Ice" and "Steel" - Introduced in IIInote The Black Family (Morgan Black, John Black, Stuart Black, Amelia Black), Their allies (Sahin the Falcon, Elizabeth "Lizzie" Ramsey, Kanyenke/Ká:nien, Nonakhee, Major Cooper, Colonel/General George Washington, Simón Bolívar), The Circle of Ossus (Alain Magnan, Warwick, Pierre Beaumont), Francisco Delgado de León
- "Fire" and "Shadows" - Introduced in The WarChiefsnote The Black Family (Nathaniel Black, Chayton Black), Their enemies (Col. Sven Kuechler, William Holme, General George Armstrong Custer)
- Japan, India, China - Introduced in The Asian Dynastiesnote Japan (General Sakuma Kichiro, Shogun Ieyasu Tokugawa, Daimyo Torii Mototada, Daimyo Ishida Matsunari, Other daimyoes and generals)
- AI personalities from the Skirmish/Deathmatch modes
- Major Civilizations
- European Major Civilizationsnote British, Danes (DE), Dutch, French, Germans, Italians (DE), Maltese (DE), Ottomans, Poles (DE), Portuguese, Russians, Spanish, Swedes (DE)
- Non-European Major Civilizationsnote Aztecs, Haudenosaunee/Iroquois, Incas (DE), Lakota/Sioux, Chinese, Indians, Japanese, Mexicans (DE), United States (DE), Ethiopians (DE), Hausa (DE)
- Other Civilizations - Minor and Campaign Civilizations