The First Battle of Novi Zrin (Hungarian: Zrínyiújvár) was fought on August 13, 1663 as part of the Austro-Turkish War (1663–1664), between the Kingdom of Hungary and the Kingdom of Croatia between troops commanded of Ban Miklós Zrínyi/Nikola Zrinski and the Ottoman army. The battle took place near Zrínyiújvár/Novi Zrin (Zrínyi/Zrinski's family's fortress) in present-day Croatia and resulted in Hungarian-Croatian victory.