Maggie Smith net worth: Maggie Smith is a British actress who has a net worth of $8 million dollars. Born in Ilford, London, England, Maggie Smith began performing professionally with the Oxford Playhouse, and then went on to a long and successful theater career with the Royal National Theatre. She began appearing in film and television roles in the late 50s, and has since appeared in numerous theater, television, and film productions. She has won two Academy Awards for her performances in "Othello" opposite Sir Laurence Olivier, and for "California Suite" opposite Michael Caine. She has also won seven BAFTA Awards, three Golden Globes, three Emmys, a Tony Award, and a SAG Award. She is most widely known to contemporary audiences for her performance as Professor Minerva McGonagall in the "Harry Potter" franchise, her critically acclaimed work in "The Best Exotic Marigold Hotel", and for her starring role on the popular series, "Downtown Abbey".