Jon Kemmer is a left-handed pitcher for the Generales de Durango.

In AAA, Jon Kemmer has appeared in 1 games (1.0 IP) with a 18.00 ERA, a 5.00 WHIP, and 0.00 strikeouts per nine innings, on 0 strikeouts and 0 walks.

Jon Kemmer's most recent tracked outing on netpitch was Aug 20, 2019 (AAA 2019).

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