Evert Karlsson Horn af Kanckas (11 June 1585 – 30 July 1615) was a Swedish field marshal and governor of Narva.
[2] In 1608, Horn was assigned to service with Jakob De la Gardie (1583–1652), Chief Commander in Finland.
Evert Horn was appointed Governor (Ståthållare) of Narva in 1613 and Field Marshal in 1614.
During the Ingrian War, he was killed by a bullet during the early days of the Swedish siege of Pskov in 1615.
Their son Gustav Evertsson Horn af Marienborg (1614–1666) was a member of the Privy Council of Sweden and Governor General of Finland.