Chauncey Ray Billups (born September 25, 1976) is retired American professional basketball player. He played 17 seasons in the National Basketball Association (NBA). A star at the University of Colorado Boulder, he was selected third overall in the 1997 NBA draft by the Boston Celtics. A five-time NBA All-Star and a three-time All-NBA selection, Billups played for the Boston Celtics, Toronto Raptors, Denver Nuggets, Minnesota Timberwolves, Detroit Pistons, New York Knicks, and Los Angeles Clippers during his NBA career. He won the NBA Finals MVP in 2004 after helping the Pistons beat the Los Angeles Lakers in the Finals, and was given the nickname "Mr. Big Shot" for making late-game shots with Detroit. The Pistons retired his #1 jersey in 2016.
In 2004, Billups was honored by the University of Colorado by being the fifth player to have his jersey (number 4) retired.
On October 23, 2025, Billups was arrested as part of an ongoing federal gambling investigation by the FBI. According to reports, his arrest was connected to an illegal poker operation with alleged ties to organized crime.