Effective period / Period of releases: 1994 - 2015

Members: Martin Sorrondeguy, Ebro Virumbrales, Bryan (11), Joel Martinez, Oscar Chavez (2), José Casas, Lenin (2), Juan Jimenez (2)

DIY political hardcore punk band from Chicago, Illinois fronted by vocalist Martin Sorrondeguy. All of the band members were of Latino descent and all of their lyrics were in Spanish. They formed in 1991 and their last show was in October 1998.

After Los Crudos broke up, lead vocalist Martin Sorrondeguy formed a hardcore band consisting of all gay members called Limp Wrist.

Martin also started the DIY label Lengua Armada Discos to release Los Crudos records and those of other Chicago bands.