She was voiced by Kathleen Barr.
Madison gets around in her father's limo and she loves to hang out on 5th Avenue and at The Dish. Her favorite vacation spots are Paris, London and Milan, and she has been to Jamaica with her friends for the Beat to Beat, a music competition. She dreams of being a song-writer and music producer. She knows a DJ, who played one of her songs at a club, and it was very popular.
Madison is the "shopper of the gang". She loves shopping for both herself and her friends. She lives with her father. She can't go anywhere without her journal because she loves to write in it. She was born in Birmingham, Michigan, but raised in New York. She is shy and worries a lot about her and her friends not getting in trouble or having problems. She is very urban, enjoys traveling in style, spends her time getting manicures at her favorite spa and horseback riding. She considers dinner and dancing with a guy she finds attractive to be the perfect date. She loves buying clothes and spending hours looking at them. Madison loves urban music and she loves songwriting. She writes songs for her friends' band Urban Desire. She says her friends are precious to her. Her favorite pizza is ham and pineapple (Hawaiian). Her favorite food is honey-roasted cashews.
Madison is a slender teenage girl. She is African-American and she has long, brown curly hair, dark skin and blue eyes. She likes getting manicures and pedicures. She has several favorite accessories and she describes her style as "ultra uptown", "urban", "upscale", and "hip & trendy". She does Pilates and yoga to stay fit. She is up to date with trends and spends a lot of money on expensive clothes.
Madison's friends are Barbie, Nia, Delancey, Nolee, Kennedy and Chelsea. They say she is popular but nice. Madison is romantically linked with Sutton in webisodes and doll lines. They are never romantically linked in any of the movies. In My Scene Goes Hollywood, Madison had a crush on an actor named Ryan Ridley. When Ryan revealed that he never actually liked Madison and was only dating her for publicity, Madison was humiliated and devastated. She later apologized to her friends for treating them badly because of her relationship with Ryan.