2018 Arizona Fall League Umpire Roster

Specifically selected by supervisors to further their development in affiliated professional baseball, the following Minor League umpires will officiate the Arizona Fall League as selected from Triple-A's International (IL) and Pacific Coast League (PCL) umpiring staffs. Previous AFL experience (if applicable) and MLB call-up information is also listed.

2018 Arizona Fall League Umpire Roster:
> John Bacon. IL. 2017 Spring. 2018 MiLB Postseason.

> Adam Beck. IL.

> Blake Carnahan. IL.

> Nestor Ceja. PCL.

> Bryan Fields. PCL. 2017 AFL. 

> Dan Merzel. IL. 2017 Spring Training. 2018 MiLB Postseason.

> Brennan Miller. IL.

> Bryan Peterson. IL.

> Jeremie Rehak. IL. 2017 Spring Training. 2017 AFL. 2018 Spring Training Roster. MLB Fill-In.*

> Jeremy Riggs. IL. 2018 MiLB Postseason.

> Alex Tosi. IL. 2017 Spring Training. 2017 AFL. 2018 MiLB Postseason.

> Junior Valentine. PCL. 2017 Spring Training.

> Jansen Visconti. IL. 2017 AFL. MLB Fill-In.*

*Roster breakdown: 3 Pacific Coast League + 10 International League = 13 AFL Umpires.