The disgraced entertainer is appealing his 2018 sexual assault conviction from jail.
Camille Cosby stood by her husband even after 60-plus women accused the comedian of sexual assault.
This is the first time she has spoken out since Bill Cosby was found guilty of sexual assault.
Bill Cosby's wife of 53 years issued a statement that also attacked the judge.
Camille Cosby has stood by her husband of 52 years as more than 50 women have made allegations against him.
The defamation case was brought by seven women against the disgraced entertainer.