Siege of Érsekújvár

Siege of Érsekújvár may refer to:


 * Siege of Érsekújvár (1621), took place during Gabriel Bethlen's Revolt
 * Siege of Érsekújvár (1663), took place during the Austro-Turkish War (1663–64)
 * Siege of Érsekújvár (1685), took place during the Great Turkish War