Marcia Brady is a fictional character from the popular television series The Brady Bunch, which aired from 1969 to 1974. She is the eldest daughter of Mike Brady and Carol Brady and is known for her blonde hair and cheerful personality. Marcia often finds herself in various teenage dilemmas, navigating friendships and family dynamics. In the show, Marcia is portrayed by actress Maureen McCormick. Her character is often seen as a role model for her younger siblings, including Jan and Cindy. Marcia's experiences reflect the challenges and joys of growing up in a blended family during the 1970s.