“Ruby Soho” is a song by the American punk rock band Rancid. It was released as the third and final single from their third album, …And Out Come the Wolves. The song reached number 13 on the Billboard Modern Rock Tracks.
The song has been covered by artists such as Japanese voice actress Rie Tanaka on the compilation Puncolle – Voice Actresses’ Legendary Punk Songs Collection, as well as the Japanese rock band BIS. It was also covered by American indie rock band Vampire Weekend in February 2010 during a BBC radio session  and by Jimmy Cliff on both his Sacred Fire EP (2011), and his album Rebirth (2012).
On July 21, 2009, “Ruby Soho” was released along with “Time Bomb” and “Last One to Die” in the Rancid 01 track pack for Rock Band 2. The song was released, along with “21st Century (Digital Boy)” by Bad Religion and “Linoleum” by NOFX as downloadable content for Guitar Hero World Tour and Guitar Hero 5.