Stimulator may refer to:

• something that provides stimulation

• Spinal cord stimulator, an implantable neuromodulation device
• Sacral nerve stimulator, for bladder and/or bowel control
  • Sacral anterior root stimulator
• Thalamic stimulator, to suppress tremors
• Vagus nerve stimulator, for epilepsy and treatment-resistant depression

• Stimulator (band), an American alternative rock band
• The Stimulators, an American punk rock band

• Stimulator (dry fly), an artificial fly for fishing
• Stimulator (gastropod), a genus of mollusc

• All pages with titles containing Stimulator