Mod, from the word modernist, is a subculture that began in the late 1950s London and spread throughout Great Britain, eventually influencing fashions and trends in other countries. It continues today on a smaller scale. Focused on music and fashion, the subculture has its roots in a small group of stylish London-based young men and women in the late 1950s who were termed modernists because they listened to modern jazz.

Elements of the mod subculture include