Johanna Louise Spyri (née Heusser; 12 June 1827 – 7 July 1901) was a Swiss author of novels, notably children's stories, and is best known for her book Heidi. Born in Hirzel, a rural area in the canton of Zurich, Switzerland, as a child she spent several summers near Chur in Graubünden, the setting she later would use in her novels.