Rentun Ruusu (English: The Rose of the Rascal) is a 2001 Finnish biographical film drama directed and written by Timo Koivusalo. The film is based on the life of Antti Yrjö Hammarberg (Irwin Goodman) who is still today a very popular singer in Finland. The film stars Martti Suosalo and Ilkka Koivula with Vexi Salmi as narrator. The film premiered in Helsinki on 12 January 2001. The name Rentun ruusu is from Irwin Goodman's song, and the album Rentun ruusu was his biggest and sold 125,000 copies.

By 5 April 2001 it took $2,236,169 at the box office, and it was the most watched Finnish movie of 2001. The film won an award and nomination at the Jussi Awards.