Jill Elizabeth Tompkins was appointed as an Associate Justice on the Pokagon Band of Potawatomi Court of Appeals on February 14, 2002. Justice Tompkins is an enrolled member of Penobscot Nation, headquartered at Indian Island, Maine. Justice Tompkins serves as an appellate justice for the Passamaquoddy Tribal Appellate Court, the Mashantucket Pequot Court of Appeals, and as a judge pro tempore for the Shakopee Mdewakanton Sioux (Dakota) Community Court of Appeals. She also served as the trial-level Chief Judge for the Passamaquoddy and Mashantucket Pequot Tribal Courts and as an appellate justice for the Penobscot Nation Court of Appeals.
From 2001 to 2011, Justice Tompkins was a Clinical Professor of Law and Director of the American Indian Law Clinic at the University of Colorado School of Law. She served as a Senior Director with Casey Family Programs Indian Child Welfare Program in Denver, Colorado. For several years, she conducted multidisciplinary trainings on the federal Indian Child Welfare Act for the State of Colorado and served on the Colorado Court Improvement Committee. Justice Tompkins has published articles on the Indian Child Welfare Act and co-authored A Guide for Tribal Court Law Clerks and Judges with Massey Mayo.
For many years, Justice Tompkins served on the Board of Directors for the National American Indian Court Judges Association (NAICJA) and became the first woman to serve as Association President from 2011 to 2015. NAICJA established the National Tribal Justice Resource Center in Boulder, Colorado in 2001 with Justice Tompkins serving as the founding Executive Director. She continues to speak frequently on tribal justice system and tribal child welfare topics.
Building on her experience as the Director of the Penobscot Nation Judicial System and a member of the Penobscot Nation Healing to Wellness Court Team, in 2018 Justice Tompkins joined the Mille Lacs Band of Ojibwe Indians Court of Central Jurisdiction staff as the Court Attorney. She is leading the development of the Mille Lacs Band Healing to Wellness Court, Noojimo’wgamig Inaawanidiwag (Healing Journey).
A graduate of The King’s College, in 2006 she was named Alumna of the Year. Justice Tompkins earned her Juris Doctorate degree from the University of Maine School of Law. She is the mother of three children, Tate Shibles, Elliott Shibles and Robin (Grace) Shibles.