Jewish War can refer to:

• The First Jewish–Roman War of 66–73 AD (see also Jewish–Roman wars)
  • The Jewish War, book about the war by the 1st-century Jewish historian Josephus
• An anti-Semitic campaign by Polish newspaper Gazeta Warszawska known as The Jewish war of 1859
• Antisemitic canard that Jews cause wars
  • Jewish war conspiracy theory, a conspiracy theory asserting that World War II was caused by Jews