Artur Marcin Rojek (born May 6, 1972) is the former guitarist and lead singer of the Polish alternative rock group Myslovitz.

He was also the guitarist, vocalist, and main songwriter for the dream pop band Lenny Valentino, which formed in 1998 and disbanded in 2001.

On 20 April 2012, Myslovitz informed about Rojek's departure in an official message signed by all members of the group.

In April 2014, Rojek released his debut solo album, Składam się z ciągłych powtórzeń.

He has also namechecked the House of Love, the Stone Roses, Ride, the High, the Boo Radleys and Galaxie 500.