The (second) Battle of Bornhöved took place on 22 July 1227 near Bornhöved in Holstein. Count Adolf IV of Schauenburg and Holstein — leading an army consisting of troops from the cities of Lübeck and Hamburg, about 1000 Dithmarsians and combined troops of Holstein next to various Northern German nobles — defeated King Valdemar II of Denmark and the Welf Otto the Child.