The Rockies began 2019 with many of the same faces in their rotation as last year — Kyle Freeland, German Márquez, Tyler Anderson, Jon Gray, and Chad Bettis. However, due to a myriad of factors, none of the Opening Day starters remain in the rotation. With the arm injury to German Márquez, 22-year-old Peter Lambert is now the longest tenured man in the rotation. Lambert made his debut on June 6.