Peña-Rodriguez v. Colorado, 580 U.S. ___ (2017), was a United States Supreme Court decision holding that the Sixth Amendment requires a racial bias exception to the no-impeachment rule.

[3][4] The case involved Miguel Angel Peña-Rodriguez, a Colorado man accused of sexually assaulting two teenage girls in a restroom.

[5] During jury deliberations, Juror H.C. allegedly made a number of racially biased comments, stating, "Mexican men had a bravado that caused them to believe they could do whatever they wanted with women," and "nine times out of ten Mexican men were guilty of being aggressive toward women and young girls.

[7] On October 11, 2016, oral arguments were heard, where Professor Jeffrey L. Fisher appeared for the accused, the Colorado Solicitor General appeared for that state, and an assistant to the U.S.

Solicitor General appeared as amicus curiae in support of the state.