Rockies Prospect Chase Dollander Makes Major League Debut

The 2023 first-round pick pitched against the Athletics at Coors Field, marking a key milestone in his rapid rise through the minors.

Chase Dollander, the Colorado Rockies' ninth overall pick in the 2023 MLB Draft, debuted on April 6, 2025, against the Oakland Athletics at Coors Field.
The 23-year-old right-hander quickly advanced through the minor leagues, posting a 6-2 record with a 2.59 ERA in 2023 across High-A and Double-A levels.
Dollander impressed during spring training with a fastball reaching 98 mph, solidifying the Rockies' confidence in his readiness for the majors.
Support from family, former Tennessee teammates, and Rockies Hall of Famer Todd Helton highlighted the personal significance of his debut.
Facing the challenges of Coors Field, Dollander expressed excitement and readiness to adapt to the hitter-friendly environment.