Robert Gordon Mackie is an American fashion designer and costumier, best known for his dressing of entertainment icons such as Ann-Margret, Lucille Ball, Carol Burnett, Diahann Carroll, Carol Channing, Cher, Marlene Dietrich, Barbara Eden, Lola Falana, Judy Garland, Mitzi Gaynor, Elton John, Bette Midler, Liza Minnelli, Marie Osmond, Joan Rivers, Diana Ross, RuPaul, Tina Turner, Sylvie Vartan, Vanna White, Pia Zadora and Barbra Streisand. He was the costume designer for all the performers on The Carol Burnett Show during its entire eleven-year run, and designed the costumes for its spinoff, Mama's Family, and for the 1993 television adaptation of Gypsy.