George Kirby is a right-handed pitcher for the Seattle Mariners.

In MLB, George Kirby has appeared in 128 games (733.2 IP) with a 3.63 ERA, a 1.14 WHIP, and 8.65 strikeouts per nine innings, on 705 strikeouts and 116 walks. In AAA, George Kirby has appeared in 4 games (12.0 IP) with a 9.00 ERA, a 1.92 WHIP, and 11.25 strikeouts per nine innings, on 15 strikeouts and 3 walks.

George Kirby's most recent tracked outing on netpitch was Sep 23, 2026 (MLB 2026).

Use the interactive dashboard above to break down George Kirby's pitch mix, velocity, command, sequencing, count leverage, and damage-risk trends across every tracked MLB and AAA appearance.