Duelist is a heavy metal and hard rock band from Zagreb, Croatia, formed in 2023. The band deliver classic-inspired heavy metal and hard rock with the energy of the Zagreb underground.

Duelliste is a black metal band from France, formed in 2023. They deliver dueling black metal.

Duelo Eterno is a melodic power/progressive metal band from Cáceres, Spain, formed in 2015. Their name meaning 'eternal duel,' they blend power and progressive metal from Extremadura.

Duende is a heavy metal band from Zaragoza, Spain, active since 2007. Named after the Spanish concept of artistic passion, they deliver heavy metal with nearly two decades of spirit.

Dugout plays death metal from Zeya and later Blagoveshchensk in Russia's Amur Oblast on the Chinese border, active since 2011. Their military-trench name drives compositions of focused aggression from one of Russia's most remote Far Eastern outposts.

Duh is an atmospheric black metal band from Madrid, Spain, active since 2014. They explore atmospheric depths through black metal from the Spanish capital.

Duhomor is a brutal death metal project from Burgas, Bulgaria, rooted in old-school death metal ferocity. Their 2021 debut 'Mrakoblesie (Obscurantism)' delivers ten tracks of punishing, unrelenting brutality across fifty minutes.

Duindwaler is a black metal act from Heerhugowaard in North Holland, formed in 2021 and whose Dutch name — meaning "dune wanderer" — channels the desolate beauty of the North Sea coast. Their music transforms the flat, wind-swept Dutch landscape into atmospheric black metal of haunting isolation.

Duir is a black and folk metal band from Verona, Italy, formed in 2018. The project fuses atmospheric black metal with folk elements inspired by Celtic and nature-based spirituality.