Elizabeth Bye is an American politician from Connecticut. A Democrat, she is the commissioner of the state's Office of Early Childhood. She served as a member of the Connecticut State Senate from 2011 to 2019, representing the 5th district, which includes part of Bloomfield, most of Farmington, all of Burlington and all of West Hartford. Bye also served two terms in the Connecticut House of Representatives from 2007 to 2011.