Dean Livingston

Dean Livingston's 2026 season

Dean Livingston made 18 appearances, 17 of them starts, in the Arizona Diamondbacks system in 2026, between Rookie ball ACL, Single-A Visalia and High-A Hillsboro. The right-hander threw 81⅔ innings with a 3.31 ERA, striking out 78 (23.6 percent of batters) and walking 27 (8.2 percent).

Livingston opened with Visalia and posted a 4.21 ERA in 57⅔ innings before his promotion to High-A Hillsboro on August 27. He reached High-A at 19, nearly four years younger than the average Northwest League pitcher, and posted a 0.90 ERA in 10 innings there.