Dark Whisper was a heavy metal band from Lages, Santa Catarina, Brazil. The band's lyrical themes focused on warfare and death, and they operated as an unsigned independent act. They are listed in the Encyclopaedia Metallum and have since split up.

Darkorion is a melodic death/heavy metal band from Bogotá, Colombia, formed in 2007. Exploring themes of introspection, the cosmos, and Lovecraftian mythology, the band released a self-titled demo in 2021 as an independent act.

Dead City Walker is a traditional heavy metal band from Garanhuns, Pernambuco, Brazil, formed in 2014 by members who had previously played in the hard rock/AOR band Still Living. The band draws heavily on NWOBHM influences, citing Judas Priest, Angel Witch, and Warlord as reference points, and recorded their self-titled debut at Alpha Studio in Garanhuns. The album received positive reviews from the Brazilian metal press for its guitar work and rhythmic weight across nine compositions.

Deadfall was a thrash and heavy metal band from Londrina, Paraná, Brazil, formed in 2011. The band played aggressive, Brazilian-style thrash metal before eventually splitting up. They are listed on the Encyclopaedia Metallum, representing Londrina's underground metal scene.

Deluge Master was a heavy metal band from Natal, Rio Grande do Norte, Brazil, formed around 2005. The band recorded their material at Ícone Estúdio and contributed tracks to Brazilian metal compilations including "Natal Metal Compilation 2" (2004) and "Rock Soldiers XII" (2007).

Demoledor is a heavy metal band from Florencio Varela, Buenos Aires, founded by Miguel "Tano" Di Bella and inspired by Black Sabbath, Dio, and Ozzy Osbourne. They released their debut album "Masticando Bronca" in 2010 on Prisa Discos and followed it with "Demonios de Mente" in 2013, recorded at La Nave Oseberg studio and produced by Pato Larralde of Sauron. The band won the heavy-thrash category at the 2010 Varela Rock festival.

Demoledora is an all-female heavy metal band from Tafí Viejo, Tucumán, whose lineup features Zaira on vocals, Gise Fernández on guitar, Maru Portillo on bass, and Sofi Portillo on drums. The band draws on V8 and Megadeth as key influences and has performed at the Tafí Viejo Limón Rock festival, establishing themselves within the regional metal scene.

Denim and Leather is a traditional heavy metal band from Campinas, São Paulo, Brazil. The band is signed to Kill Again Records and has appeared on compilations including a cover of Manilla Road's "Open the Gates" on the tribute album "The Riddle Masters" (2007), reflecting their deep roots in classic heavy metal.

Depth Hate is a heavy metal and hard rock band from Guarujá, São Paulo, Brazil, formed in 2015 with a sound characterized by heaviness blended with psychedelic nuances and English-language lyrics dealing with political and social themes. The band gained visibility on ReverbNation's Brazilian metal rankings, reaching the top position in 2016 among the most engaged Brazilian metal acts on social networks.