Rebecca has a bachelor of science degree in Special Education from the University of South Alabama and an associates degree of Applied Science from Faulkner State Community College. She is a member of the Buckhead Condo Alliance, co-chairs the Midtown Quality of Life & BCA joint committee to combat excessive bar and street noise, a member of Neighborhood Planning Unit B, and a member of CLEAR, which advocates for changes to alcohol licensing. She was Secretary and on the board of directors for the North Buckhead Civic Association for two years. Rebecca and her husband, Richard Nesbitt have a daughter and have been married for more than ten years.

Rebecca is a catastrophe adjuster and the CEO of Cover Your Assests, Inc., an insurance documentation business. She taught in the Baldwin County School system in Alabama for two years and worked for Faulkner State Community College for three years.

Rebecca King lobbied Congress on behalf of fraternities and sororities about hazing reporting. She was a candidate for Atlanta City Council District 7 in 2017.