Jonas Petter Renkse (born 19 May 1975) is a founding member,
songwriter, lead vocalist (1991–1994, 1997-) and ex-
drummer (1991–1994, 1996–1998) of the band
Katatonia, founding member, songwriter,
bassist,
backing vocalist, ex-
guitarist (2004) of the band
Bloodbath. He was also the founding member, drummer, vocalist, guitarist &
songwriter of the band
October Tide.