Iron tree

Iron tree may refer to:
 * Olea europaea subsp. cuspidata, a subspecies of the olive tree
 * Parrotia persica, a tree species found in Azerbaijan
 * Prosopis africana, a tree species found in Africa
 * The Iron Tree, the first book in the Crowthistle Chronicles, written by Cecilia Dart-Thornton
 * The nickname of a tree discovered in 1896 in Three Tuns, Pennsylvania, United States