Clockwork is a Portuguese rock collective composed of Hugo Lima, Carlos Lobo, Pedro Simões, João Santos and Pedro Monteiro.

Clockwork started in 1994, after a previous project with Helder Luís, João Santos, Hugo Lima in 1993. Hélder Luís left the band and Carlos Lobo and Pedro Monteiro were later to play in the band. Pedro Simões joined the band some time later.

The group's name is a reference to the Stanley Kubrick film "A Clockwork Orange".