The Hon. Kimberly Thomas is a lecturer at the University of Michigan Law School and a justice on the Michigan Supreme Court. She is the former director and co-founder of the Juvenile Justice Clinic at Michigan Law. 

Justice Thomas was elected to the court in November 2024 and began serving an eight-year term in January 2025. In 2021, Gov. Gretchen Whitmer appointed Thomas to the Michigan Task Force on Juvenile Justice Reform, where Thomas served through 2022. In 2017, Thomas served as a US Fulbright Scholar at the University College Cork School of Law in Cork, Ireland.

She is a former editorial board member of the Clinical Law Review.

In 2013, Thomas was among several attorneys honored with the Justice for All award from the Criminal Defense Attorneys of Michigan. They were recognized for their training and pro bono support following the 2012 US Supreme Court decision in Miller v. Alabama.

Thomas also has been engaged as a legal education expert for the American Bar Association Rule of Law Initiative in Jordan, Egypt, and Turkey. That includes in 2011, when she spent three months in Amman, Jordan, working on law school curriculum development, especially in criminal law, as well as the creation and support of experiential education and the first clinics in the country.

At Michigan Law, Thomas specialized in trial and appellate practice, youth justice, and criminal sentencing law. Before joining the Law School faculty in 2003, she was a trial attorney with Defender Association of Philadelphia.