Tabun may refer to:

• Tabun is a Russian and Polish word for "herd of horses" (especially a wild or uncontrolled one): see for example Budyonny (horse).
• Tabun is the name of a subdivision of Angeles City in the province of Pampanga in the Philippines.
• Tabun (nerve agent), the first nerve agent chemical weapon to be discovered, just before the start of the Second World War.
• Tabun, Israel is a place in Israel
• Tabun Cave is a cave near Tabun, Israel where remains of Neanderthal Man were found.
• Tabun-Khara-Obo crater is a meteor impact crater in Mongolia
• Peter Tabuns is a Canadian politician and activist
• Tabun (or Taftun) is a Persian bread