Margaret Brennan (born 1980) is an American news correspondent.
Margaret or Maggie Brennan may also refer to:
Real people Margaret Brennan (nun) (1831–1887), Canadian Roman Catholic nun Margaret Brennan (Gaelic football), see Ladies' Gaelic football All Stars Awards Maggie Brennan (actress) in Randall's Thumb Maggie Brennan, WCBE radio host
Fictional characters Margaret Brennan, character in The Marriage of Bette and Boo created by Victoria Clark Margaret "Maggie" Brennan, character in Death (DC Comics)