Kathleen A. Ethier is an American social psychologist and public health official with the Centers for Disease Control and Prevention (CDC). In 2016, she was appointed the Director of CDC's Division of Adolescent and School Health in the National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention. As of 2020, Ethier is also head of the CDC's community mitigation task force for the COVID-19 pandemic.