Peridot is a mineral.
Peridot may also refer to:
Places
Peridot, Arizona, a census-designated place Peridot Mesa, Arizona
Ships
HMT Peridot (FY 198), a British Second World War anti-submarine trawler that sank 15 March 1940 after striking a mine Peridot, a British First World War trawler scuttled by the Germans 10 July 1917 USS Peridot (PYc-18), a United States Navy coastal patrol yacht
Software
IBM Peridot (software), an IBM project Peridot (franchise), a media franchise by Niantic
Fictional characters Peridot, a character in the Japanese anime series Jewelpet Peridot, a character on the Cartoon Network show Steven Universe