Marcin Rozynek (born 16 May 1971 in Żywiec) is a Polish rock vocalist, songwriter, and music producer.

In 2000, Marcin Rozynek met Grzegorz Ciechowski who undertook to release his first solo album.

At the beginning of December, Grzegorz Ciechowski got first effects of their cooperation, the end of the work was planned from January to February 2002.

Najlepsze, first single from the album, promoted Show, film of Maciej Ślesicki and Teraz albo nigdy!, soap opera being displayed now.

The next album of the artist, named Następny Będziesz Ty, was released in October 2004.

Big influence on the final form of the album was had by Leszek Kamiński, who also participated in production of the Rozynek's first one.

In 2007, Rozynek took part for the third time in Opole competition of premiers with song Pierwsze strony gazet.