Red (disambiguation)

Red could refer to:
* Red, the color
* Red (slang), a pejorative for a Communist
* Reds, an alternate timeline faction
* Red alert, a type of alert
** Red Alert Chili, a chili recipe named after this alert
* Red Angel, a mysterious figure
* Red blood cell, a type of blood cell
* Red carpet, a carpet
* Red dwarf, a type of star
* Red dye number two, a type of dye 
* Red giant, a type of star
** Red Giant 23139, a specific red giant 
** Red supergiant, a type of star
* Red-Headed League, an organization
* Red herring, a literary device
* Red hour, a time on Beta III
* Red leaf tea, a type of tea
* Red line, a type of warning
* Red match, a type of Tsunkatse match
* Red matter, a type of matter
* Red ochre, a type of paint
* Redspice, a type of spice
* Red Squad, a type of squad
* Red 2 message, a type of priority message
* Level Red, a level aboard Hospital Ship 4-2
;Real world
* , an episode of Star Trek: Discovery's second season.