Carnelian is a reddish-brown variety of the mineral chalcedony.

Carnelian may also refer to: Carnelian (artist) (b. 1974), Japanese artist Carnelian (color), a shade of the color red Carnelian (grape), a variety of red wine grape Jherek Carnelian, a character in Dancers at the End of Time Carnelian, the main character in Ricardo Pinto's The Stone Dance of the Chameleon novel trilogy USS Carnelian (PY-19), a 1930 US warship during World War II Carnelian (album), the 2015 album from Minnesota hip hop group Kill the Vultures