Traffic light (disambiguation)

A traffic light is a traffic control device.

Traffic light or traffic lights may also refer to:

' Blue bottle experiment, also known as the Traffic Light reaction
 * Ramzor (Traffic Light), a 2008 Israeli television series
 * Traffic Light (TV series), a 2011 American television series
 * Traffic light coalition, a type of political coalition
 * Traffic Light Protocol, a system for classifying sensitive information
 * Traffic light rating system. a system for indicating the status of a variable using the red, amber, or green of traffic lights
 * Traffic light system, the colloquial name for the COVID-19 Protection Framework used by the New Zealand Government
 * "Traffic Light" (song), a 2021 song by Lee Mu-jin
 * "Traffic Lights" (Lena Meyer Landrut song), a song by Lena Meyer-Landrut's 2015 album Crystal Sky
 * "Traffic Light", a song on the Ting Tings' 2008 album We Started Nothing
 * "Traffic Lights", a song on Monty Python's 1980 album Monty Python's Contractual Obligation Album