John Tonje made a notable debut for the Utah Jazz during the NBA Summer League, scoring 16 points against the San Antonio Spurs. His performance, featuring a solid shooting percentage of 5-of-9 from the field and 4-of-7 from beyond the arc, showcased his potential as a valuable asset for the Jazz. Although the Jazz were narrowly defeated 93-91 in overtime, Tonje's contributions included three rebounds and three assists in 23 minutes of play, emphasizing his all-around game.

Tonje's most critical shot came in the closing moments of regulation, where he hit a pivotal three-pointer to give Utah an 83-82 lead. This moment highlighted his clutch shooting ability, a skill he demonstrated during his collegiate career at Wisconsin. Drafted 53rd overall in 2025, his successful transition from college to the NBA will be closely watched as the Jazz continue their summer league play.