Pyx Lax is a Greek rock band. Originally formed in 1989, they released their first recording in 1990, and had a critical and commercial success in the Greek music industry for fifteen years, before being dissolved in 2004.

They reunited in 2011 for a tour in honor of Manos Xydous who died in 2010. In 2018, they reunited permanently. They are considered as the most successful, commercially, group in the history of Greek discography with three gold and five platinum albums.