Buzzer is the name of two iterations of the same character:
- Buzzer (RAH) - the original version of the Dreadnok from the A Real American Hero series.
- Buzzer (Sigma 6) - a continuation of the chainsaw-wielding maniac in the Sigma 6 series.
- Buzzer (Energon Universe) - One of the Dreadnoks in the Cobra Commander comics from Skybound.