The Battle of Storkyro was fought on February 19, 1714 (O.S.) / March 2, 1714 (N.S.) near the village of Napo () in Storkyro parish (), Ostrobothnia, Swedish Empire (present day Finland) between a Swedish and a Russian army, as part of the Great Northern War. The Swedish force, consisting almost entirely of Finnish troops, was destroyed by the numerically superior Russian force. As a result, all of Finland сame under Russian military occupation for the rest of the war, a period of hardship known in Finland as the Greater Wrath.