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American Girl is an American line of 18 in dolls released in 1986 by Pleasant Company .. American Girl. American Girl. The dolls portray eight - to eleven-year-old girls of a variety of ethnicities .. They are sold with accompanying books told from the viewpoint of the girls .. Originally the stories focused on various periods of American history , but were expanded in 1995 to include contemporary characters and stories , the latest addition being WellieWishers , a line of 14.5 in dolls aimed for younger children .. Provided below is a list of characters from the Historical series -LRB- BeForever -RRB- , Contemporary characters , the Girl of the Year line , and WellieWishers .