Troy Aumua Polamalu (; born Troy Aumua on April 19, 1981), is a retired American football strong safety who played his entire twelve-year career for the Pittsburgh Steelers of the National Football League (NFL). He played college football for the University of Southern California (USC), and earned consensus All-American honors. He was chosen by the Steelers in the first round of the 2003 NFL Draft. He was a member of two of the Steelers' Super Bowl championship teams, and was the NFL Defensive Player of the Year in 2010.