Chust or CHUST may refer to:

• Chust culture, late Bronze Age and early Iron Age culture which flourished in the Fergana Valley of eastern Uzbekistan
• Chien Hsin University of Science and Technology, a university in Taoyuan County, Taiwan
• Chust (Hasidic dynasty), the name of several Hasidic dynasties
• Chust District, Namangan Region, Uzbekistan
  • Chust, Uzbekistan, the capital of Chust District
  • Chust knives, made in the Namangan Region
• Chust, Tajikistan, a village in Shahrinav District, Tajikistan
• Chust bug or Pentatomoidea, a superfamily of insects
• German, Czech, Slovak and Polish spelling of Khust, city in Ukraine