Cooper Flagg’s NBA Journey: From No. 1 Pick to Rookie of the Year
Trace Cooper Flagg’s journey from a small-town basketball player in Maine to the Dallas Mavericks’ No. 1 overall pick and reigning NBA Rookie of the Year.
- By Edited by NDTV Sports Desk
- Updated: September 18, 2026, 4:08 PM EDT
- Flagg has largely kept his personal life private despite his rapid rise in the NBA.
- His family, including his twin brother Ace and parents, has played an important role in his journey.
- His New England roots and Celtics fandom offer a glimpse into his life away from basketbal
Cooper Flagg is a versatile forward who can score, make plays, rebound, and defend. He can attack in a variety of ways with his shooting range, which gives another dimension to his offense. Additionally, his ability to contribute to multiple areas makes him a flexible offensive option even when the ball is not in his hands.
Furthermore, his rebounding ability only adds to his two-way impact. His physical tools, basketball IQ, and improving offensive skills combine to give him a well-rounded profile. Flagg's game does not rely on one particular strength, but rather on impacting different aspects of a possession. Nevertheless, his journey to the NBA actually began miles away from the bright lights and crowded arenas that now surround him.Â
Inside Cooper Flagg's Memorable NBA Journey
Cooper Flagg was the Dallas Mavericks' first-round pick in the 2025 NBA Draft. There was instant expectation that the highly-touted prospect would be a big part of Dallas' plans and contribute on both ends of the floor. He started all 70 games he played in during his rookie campaign and quickly became one of the team's top players.
His rookie season also produced a number of historic statistical milestones. He averaged 21.4 points and 6.8 rebounds per game, becoming the fourth rookie in the three-point era to average at least 21 points and six rebounds per game, joining Luka Doncic, Michael Jordan and Larry Bird. His mix of scoring, rebounding and playmaking illustrated the diverse skill set that made him such a coveted prospect entering the league.
The young player also enjoyed some memorable individual performances throughout the campaign. In a December game against the Utah Jazz, Flagg became the youngest player in NBA history to score at least 40 points in a game. His consistency and two-way contributions ultimately earned him the NBA Rookie of the Year award, capping an impressive first season in Dallas.
Exploring Cooper Flagg's Personal Life
Cooper Flagg comes from a close-knit basketball family that has been a big part of his life off the cameras. His mother, Kelly, played at the University of Maine, and his father, Ralph, played at Eastern Maine Community College. Flagg also has an older brother, Hunter, and another brother, Ace. Cooper and Ace, who grew up playing against each other in Newport, Maine, have a family history of hard-fought games on their own driveway.
As Flagg's basketball profile has grown, he has generally kept his personal life private. Ace took a different basketball route and committed to the University of Maine, while Cooper's mother has spoken about the effort to treat the boys as individuals despite their close bond. Flagg, too, grew up in New England and was a Boston Celtics fan. His family continues to play a large role in his life as he finds his way through the NBA and the scrutiny that comes with being a highly touted young star. Away from the court, Flagg's close family ties and private nature offer a glimpse into the person behind one of the NBA's most closely watched young stars.Â