Relations between Israel and Iran have alternated from close political alliances between the two states during the era of the Pahlavi dynasty to hostility following the rise to power of Ayatollah Ruhollah Khomeini.
Relationer mellem Israel og Iran er gået fra nære politiske alliancer mellem de to stater under Pahlavi-dynastiets æra, til fjendtlighed efter ayatollah Ruhollah Khomeinis magtfremgang.