A scissor grinder is an antiquated term for a scissor or knife sharpener.
It may also refer to:
- Scissor grinder cicada, a common name for certain species of Neotibicen, a genus of cicadas, in reference to the sound of their mating calls:
- Neotibicen pruinosus, or "Scissor grinder"
- Neotibicen latifasciatus, or "Coastal scissor grinder"
- Neotibicen winnemanna, or "Eastern scissor grinder"