Marcin Mroziński (born 26 September 1985 in Inowrocław) is a Polish actor, singer and television presenter.
He started his music career at age 8 when he joined the Children’s Song Contest in his native Poland . In 1997 Mroziński won the National French Song Contest . He also represented Ireland in the International Festival Singing Mask and was back with 2nd place.
After that from 1998 he started to host TV shows in Poland like Songowanie on the screen; he was also one of semi-finalist participant in Polish Idol. From that he returned to his music career . Last year he participated in two musicals in Poland: The Phantom Of The Opera (as Raoul de Chagny) and Boyband (as Peter Quilter). This year he was host of the Cartoon Network Production Staraoke, which was recorded in London. As an actor he took part in a special cast of Notre Dame de l’Histoire concert which was based on the musical Notre Dame de Paris (he played Luc Plamondon).