Jon Darkly is a metal and ambient musician from the Netherlands whose work spans the extremes from ambient jazz to black metal. His releases including Lygophilia and Ethereal Foundations demonstrate a willingness to explore the full spectrum of dark, heavy, and atmospheric music.

Jonava is a Lithuanian unblack/death metal project blending black and death metal instrumentation with Christian thematic content. Their five albums from Umbra & Heaven (2019) through Heaven Empyreal (2024) have drawn comparisons to Emperor and Extol, fusing brutal extreme metal with celestial melodic elements.

Jordablod is a black metal band from Malmo, Sweden, whose albums Upon My Cremation Pyre and The Cabinet of Numinous Song channel dark, occult atmospherics through the lens of Swedish extreme metal. Their approach to black metal emphasizes ritual atmosphere and esoteric themes.

Jordfast is a Swedish black metal duo whose name translates to being buried or attached to soil, unearthing the grim past of the Scandinavian peninsula through folk-inflected black metal. Their album Av Stoft (2022) features two extended tracks with guest appearances from Joakim Svensson of Skogen, drawing comparisons to Primordial and Saiva.

Jordsjuk is a blackened metal band from Oslo, Norway, blending black metal, thrash, death metal, and punk into a raw and primal signature sound drenched in filth and frenzy. Their albums including Naglet til livet deliver ruthlessly efficient, riff-driven extreme metal emerging from the cold streets of Oslo.

Jordslaet is a Danish metal project that explores atmospheric and heavy territory through extended compositions. Their releases including EP III demonstrate a commitment to dark, immersive sonic textures rooted in the Scandinavian extreme metal tradition.

Jormundgand is a black metal band from Vienna, Austria, active since 2014. Drawing on the dark traditions of the Austrian black metal scene, the project channels cold atmospherics and aggressive tremolo-driven compositions inspired by Norse mythology.

Jose Beausejour is a French experimental metal and avant-garde musician whose conceptual releases draw on classical mythology and esoteric themes. His albums including Ishtar's Descent to the Netherworld and Monetized Pagan Gods blend heavy instrumentation with orchestral and electronic experimentation.

Jotungheim is a black metal band from Russia whose name references the realm of the frost giants in Norse mythology. Their atmospheric black metal channels the cold, vast landscapes of Scandinavian folklore through raw tremolo riffs and blast beats.