Usko Urho Uljas Kemppi (until 1943 Hurmerinta, 12 February 1907 - 13 May 1994) was a Finnish composer, lyricist, author and screenwriter. His body of work consisted of songs, plays and manuscripts.
Selected filmography as a screenwriter:
Linnaisten vihreä kamari (1945),
Maaret - tunturien tyttö (1947),
Sillankorvan emäntä (1953),
Siltalan pehtoori (1953),
Nuoruus vauhdissa (1961)