Håkon Didriksen (born 2 February 1974), known professionally as Memnock, is a Norwegian bassist best known for playing in the extreme metal band Susperia. He has been playing bass since early 1990 and started with a cheap Cort. He then bought a Rickenbacker 4001 ATM(L) and had this for many years as his favorite instrument. He lives in the small village of Kviteseid.