Diabula Rasa is a folk metal band from Lugo, in the Ravenna province of Emilia-Romagna, Italy, formed in 2005. Using bagpipes, electro-acoustic hurdy-gurdy, and pipe organ, the five-piece reimagines 13th and 14th century melodies with period-authentic lyrics fused into a modern metal and rock framework.

Diamond Eyed Princess is a medieval folk/black metal band from Toulon, France, active since 2001. With over two decades of activity, they blend medieval folk traditions with black metal from the Mediterranean coast.

Didodub is a folk metal band from Kyiv, Ukraine, formed in 2022. The project blends Ukrainian folk elements with metal.

Die Apokalyptischen Reiter is a genre-defying band from Apolda/Weimar, Germany, active since 2003, whose sound evolved from death/folk metal into a massive blend of heavy, groove, and folk metal with rock. They are one of Germany's most adventurous and long-running metal acts.

Die Vorboten started as a death/folk metal band in the coastal city of Wismar before transitioning into industrial hard rock, tracing one of the more unusual genre arcs in the German underground. Their German name — meaning "the harbingers" — proved prophetic, as they heralded their own sonic transformation.

Dismal Dawn is a melodic death metal band from Mikashevichy, Belarus, incorporating folk metal elements and instrumental passages into their sound. Their 2015 release 'The Awakening' spans six tracks of expansive, harmonically rich metal with compositions averaging over five minutes.

Distant is a symphonic folk black metal band from Uddevalla, Sweden, formed in 2017. The project blends folk and symphonic elements with black metal.

Dol Amroth is a Greek project from Athens that has evolved through multiple genres, from black metal and ambient through avant-garde folk rock to electronic and EDM. The project's stylistic diversity reflects a restless creative vision spanning extreme metal and experimental music.

Dordeduh plays atmospheric and progressive folk/black metal from Timisoara, formed in 2010 by former members of Negura Bunget and carrying forward that legendary band's vision of Transylvanian black metal infused with traditional Romanian folk elements. Their music weaves acoustic folk passages and ethnic instruments through expansive, spiritually charged black metal compositions that rank among Romania's most distinctive extreme metal output.