Jill Jim is an American (Navajo) health administrator and epidemiologist serving as executive director of the Navajo Department of Health. She is a member of U.S. President Joe Biden's COVID-19 Advisory Board.

Jim completed a bachelor's degree in health promotion and community health education at Northern Arizona University. She earned a master's degree in health care administration and public health from University of Utah where she later completed a PhD in public health in 2017.^[1] Her dissertation was titled Healthcare Cost and Utilization Differences among American Indian and Alaska Native Compared with Non-Hispanic White Patients with Lung Cancer. Jim's doctoral advisor was Mia Hashibe.^[2]

Jim was a health care analyst for HealthInsight in Albuquerque, New Mexico. She worked as a consultant for the Navajo Area Indian Health Service and later as an epidemiologist for the Utah Department of Health. In January 2019, she became a member of Jonathan Nez's cabinet as executive director of the Navajo Department of Health.^[1] On November 28, 2020, Jim was announced as a member of U.S. President-elect Joe Biden's COVID-19 Advisory Board.^[3]

Jim is originally from Navajo Mountain, Utah.^[4] Jim is fluent in the Navajo language and a member of the Navajo Nation.^[1]