American Girl is an American line of 18-inch (46 cm) dolls released in 1986 by Pleasant Company.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.n 1995 Pleasant Company released a line of contemporary dolls called American Girl of Today. In 2006 the product line was renamed Just Like You; it was changed again in 2010, to My American Girl, and in 2015 to Truly Me. This line has included over sixty-one different dolls over the years.