Nancy Sullivan

Nancy Sullivan may refer to:


 * Nancy Sullivan (American actress) (born 1969), American actress, television host and screenwriter
 * Nancy Sullivan (English actress) (born 1985), English actress and singer
 * Nancy Sullivan (politician) (born 1949), American politician, Maine politician and schoolteacher
 * Nancy Achin Sullivan (1959–2022), American politician, member of the Massachusetts Senate
 * Nancy Sullivan (biologist), American cell biologist
 * Nancy Benoit (1964–2007), formerly Sullivan, American professional wrestling valet and manager