"The Steadfast Tin Soldier" is a literary fairy tale by Hans Christian Andersen about a tin soldier's love for a paper ballerina. The tale was first published in Copenhagen by C.A. Reitzel on 2 October 1838 in the first booklet of Fairy Tales Told for Children. New Collection. The booklet consists of Andersen's "The Daisy" and "The Wild Swans". The tale was Andersen's first not based upon a folk tale or a literary model. "The Steadfast Tin Soldier" has been adapted to various media including ballet and animated film.

Hans Christian Andersen was a Danish author. Although a prolific writer of plays, travelogues, novels, and poems, he is best remembered for his literary fairy tales.