IIMS may stand for:

• Indian Institutes of Management (IIMs)
  • Indian Institute of Management Sambalpur (IIM-S)
  • Indian Institute of Management Shillong (IIM-S)
  • Indian Institute of Management Sirmaur (IIM-S)
• Indonesia International Motor Show

• Buzzard IIMS, a variant of the Rolls-Royce Buzzard engine