Andrea A. Hayes Dixon (born 1965) is an American surgeon. She was the first pediatric surgeon to perform a high-risk, life-saving procedure in children with a rare form of cancer and developed the first orthotropic xenograft model of metastatic Ewing's sarcoma. In 2002, she became the first African American female pediatric surgeon board-certified in the United States. Dixon is the Chairwoman of Surgery at Howard University Hospital.