Dodentocht plays death/doom/sludge metal from Eindhoven, formed in 2023 and whose Dutch name — meaning "death march" — evokes a grim procession through crushing, slow-motion heaviness. Their triple-genre approach piles the weight of doom, death, and sludge into an overwhelming sonic mass.

Doggod is a sludge/stoner metal band from Tübingen, Germany, formed in 2015. They deliver heavy, fuzz-drenched sludge and stoner riffs.

Doghag is a Munich-based sludge metal act formed in 2023, delivering thick, distorted slabs of low-tuned heaviness. Their deliberately unpleasant name matches a sound that revels in ugliness and weight over beauty and finesse.

Dogs is a sludge/post-metal band from Germany, active since 2013. They create vast, heavy soundscapes that merge sludge's weight with post-metal's atmosphere.

Dogstone plays stoner/sludge metal from Novokuznetsk in the Kemerovo Oblast industrial region of Siberia, active since 2011. Their heavy, distortion-soaked sound draws natural parallels to the coal-mining city's industrial landscape.

Dolour is a five-piece sludge metal band from Edinburgh, featuring Gregor on vocals, dual guitarists Mal and Garth, bassist Ian, and drummer Choo. For fans of Eyehategod and Iron Monkey, the band pair blackened vocals with twin down-tuned riffing and low-end groove, as heard on their 2017 double A-side Crossing the Devine / Penitence.

Domkraft is a doom, sludge, and stoner metal band from Stockholm, Sweden, formed in 2015. The project delivers crushing doom with sludge and stoner metal grooves from the Swedish capital.

Don Gastro is a sludge and stoner metal band from Pordenone, Italy, formed in 2023. The project delivers crushing sludge and fuzzed-out stoner metal from the Friuli-Venezia Giulia underground.

Doom Duo is a sludge metal band from Gothenburg, Sweden, formed in 2015. The project delivers crushing sludge metal from the west coast.