Dioxina was a thrash metal and crossover band from São Paulo, Brazil, active from 2015 and later split-up. The band self-released their five-track EP "Ordem e Regresso" in August 2015, delivering aggressive crossover thrash in the tradition of the São Paulo underground scene. They operated independently throughout their existence.

Dipnoi was a thrash metal band from São Paulo, Brazil, active during the 1990s and now split-up. The band is catalogued in the Metal Archives as part of Brazil's broader São Paulo thrash metal scene, which emerged alongside internationally known acts from the region. They released demos during their active period and are documented primarily through underground metal archives.

Disaffection is a Christian thrash metal band from Goiânia, Goiás, Brazil, signed to Bombworks Records. The band released their debut album "Begin the Revolution" in 2010, a ten-track old-school thrash record addressing social issues, faith, and politics, drawing comparisons to American Christian thrash acts like Deliverance. Reviewers have highlighted their aggressive riffing style and their ability to combine faith-based lyrical themes with authentic Brazilian thrash metal aggression.

Disenteria is a crossover thrash metal band from Santos, São Paulo, Brazil, formed in 2020 and operating as an independent act. The band is listed on Encyclopaedia Metallum and participates in the São Paulo coastal region's underground extreme metal circuit, drawing on the crossover traditions of Brazilian thrash.

Disgrace is a thrash metal band from Brasília, Distrito Federal, Brazil with roots traceable to the late 1980s under the name Cão de Guarda, later resuming activity from 2014 onward. The band is signed to Bulldog Records and appeared on early compilations including "Hell'Zine Compilation 1" (1989) and "Morbid Noise - Abomination 4" (1990). Their career history reflects the long continuity of Brasília's underground thrash metal tradition.

Disinter was a death/thrash metal band from Mendoza, Argentina, active from the early 1990s before eventually splitting up. Their 1991 demo "Disinterra Et Corpus" remains their most documented early recording and is preserved on Bandcamp, capturing a raw approach to extreme metal in line with the South American underground of that era.

Dissident is a thrash metal band from Valparaíso, Chile, with roots tracing back to 1998 when founders Javier Pinilla and Yan Herrera Reese began playing under successive names before consolidating as Dissident around 2006. The band plays old-school, Bay Area-influenced thrash metal and has released the full-length "Unleash the Violence... In Thrash We Trust" (2015, Iron Blood and Death Corporation) and "Tus Balas Volverán" (2020).

Dissonant Structures is a melodic death/thrash metal band from Ambato, Ecuador. They released their debut EP, Forgive but Never Surrender, in 2019, blending the aggression of thrash with the melodic sensibilities of the Scandinavian death metal tradition.

Distort is a thrash metal band from São Paulo, Brazil, formed in 2013 by members with ties to the city's established extreme metal scene. The band played aggressive, straightforward thrash metal and was active as an independent act before splitting up. They are documented on Encyclopaedia Metallum among the wave of São Paulo thrash acts that emerged in the early 2010s.