We're counting down the Top 10 male and female all-time Ultimate Athletes. Previously: Lolo Jones, LeBron James, Mary Lou Retton, Michael Jordan, Cheryl Miller, Ray Lewis, Kelly Amonte-Hiller, Allen Iverson, Bonnie Blair and Dave Winfield.
5. Mary Decker Slaney
Why Her: At one point, Decker held every American women's distance record from the 800 to 10,000 meters. She set 36 national records and 17 world records and still holds the U.S. marks for the 1500m, the mile and 3000m.
Ultimate Moment: One year after setting six world records, Decker won both the 1500m and 3000m at the World Championships in Helsinki, Finland. The feat became known as the Decker Double.
Funky Fact: Nicknamed "Little Mary Decker" as a teenage star, Decker was ranked fourth in the world in the 800m as a 14-year-old.