MLB Baseball Officials Directory

Explore MLB Baseball officials with recorded officiating history. Each profile identifies the seasons covered by RefMetrics; coverage does not necessarily represent a complete career.

MLB Baseball statistics and assignments · How to interpret the data

OfficialSeasons coveredRecorded roles
Adam Beck2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Adam Hamari2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Adrian Johnson2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Alan Porter2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Alex MacKay2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Alex Tosi2019–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Alfonso Márquez2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Andy Fletcher2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Angel Hernandez2015–2024First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Anthony Johnson2015–2015First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Austin Jones2024–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Ben May2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Bill Miller2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Bill Welke2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Bob Davidson2015–2016First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brennan Miller2019–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brian Gorman2015–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brian Knight2015–2024First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brian O'Nora2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brian Walsh2023–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Brock Ballou2022–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Bruce Dreckman2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
CB Bucknor2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Carlos Torres2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Chad Fairchild2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Chad Whitson2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Charlie Ramos2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Chris Conroy2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Chris Guccione2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Chris Segal2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Clint Fagan2015–2017First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Clint Vondrak2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Cory Blaser2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
D.J. Reyburn2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dale Scott2015–2017First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dan Bellino2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dan Iassogna2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dan Merzel2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dana DeMuth2015–2019First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
David Arrieta2020–2025First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
David Rackley2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Derek Thomas2023–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dexter Kelley2025–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Dillon Wilson2026–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Doug Eddings2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Ed Hickox2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Edwin Jimenez2023–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Edwin Moscoso2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Emil Jimenez2023–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Eric Cooper2015–2019First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Erich Bacchus2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Felix Neon2026–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Fieldin Culbreth2015–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Gabe Morales2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Gary Cederstrom2015–2019First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Gerry Davis2015–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Greg Gibson2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Hunter Wendelstedt2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jacob Metz2023–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
James Hoye2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
James Jean2024–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jansen Visconti2018–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jeff Kellogg2015–2019First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jeff Nelson2015–2023First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jen Pawol2025–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jeremie Rehak2018–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jeremy Riggs2020–2025First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jerry Layne2015–2023First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jerry Meals2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jim Joyce2015–2016First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jim Reynolds2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jim Wolf2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Joe West2015–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
John Bacon2019–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
John Hirschbeck2015–2016First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
John Libka2017–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
John Tumpane2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jonathan Parra2024–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jordan Baker2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Jose Navas2020–2023First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Junior Valentine2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Kerwin Danley2015–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Kyle McCrady2020–2021First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Lance Barksdale2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Lance Barrett2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Larry Vanover2015–2024First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Laz Diaz2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Lew Williams2020–2023First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Louie Krupa2026–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Malachi Moore2020–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Manny Gonzalez2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Marcus Pattillo2015–2015First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mark Carlson2015–2025First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mark Ripperger2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mark Wegner2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Marty Foster2015–2022First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Marvin Hudson2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mike DiMuro2015–2018First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mike Estabrook2015–2026First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire
Mike Everitt2015–2019First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire