Dallas Mavericks star Cooper Flagg used his offseason getaway to Turks and Caicos to confirm what fans had long suspected: he and Duke Blue Devils center Arianna Roberson are a couple. The pair shared TikTok montages and Instagram stories from the tropical escape, turning months of speculation into a public declaration.
Flagg, the NBA Rookie of the Year, stands at 2.06 meters (6 feet 9 inches), while Roberson, a collegiate center, measures 1.93 meters (6 feet 4 inches). That five-inch gap has become a talking point across social media, with fans marveling at how the two towering athletes complement each other. It's a detail that adds a layer of intrigue to an already compelling sports romance.
Arianna Roberson's Basketball Pedigree
Roberson is no stranger to the spotlight. The Duke sophomore is the younger sister of former Oklahoma City Thunder defensive specialist Andre Roberson, and she has already made her mark on the international stage. She earned a gold medal with Team USA at the 2024 FIBA 3×3 U18 World Cup, showcasing resilience after recovering from a severe freshman knee injury. This season, she averaged 8 points and 5.7 rebounds in 17.8 minutes per game for the Blue Devils.
Her path mirrors Flagg's in more ways than one. Both played for Duke, the elite program where Flagg starred before entering the NBA. That shared history has only fueled the narrative of a power couple built on mutual respect for the game. For more on Roberson's background, check out our earlier piece on Arianna Roberson: 5 Facts About the Duke Center and Cooper Flagg's Partner.
The Height Difference That Captured the Internet
In mirror selfies and beach clips, the couple's height difference is unmistakable. Roberson's imposing frame as a center is undeniable, but Flagg still towers over her by a clear margin. The visual contrast has become a favorite topic among basketball fans and lifestyle commentators alike, sparking memes and discussions about how the two navigate everyday life—and the court.
Yet the relationship goes beyond physical stats. Sources say Roberson was spotted sitting with Flagg's family during his NBA Rookie of the Year press conference in April, a sign that she was already part of his inner circle. That quiet integration into his world suggests a bond built on more than just athletic prowess. For a deeper look at how they went public, read Cooper Flagg and Duke's Arianna Roberson Go Public with Their Romance.
As the NBA offseason continues, Flagg and Roberson are poised to become one of basketball's most talked-about couples. Their shared Duke roots, elite talent, and now a very public romance make them a marketing dream—and a source of fascination for fans across the Americas. Whether they're on the court or on vacation, this duo is proving that height isn't the only thing that sets them apart.
