Umpire Roster & Crews

The following table includes MLB umpire roster and umpire crew information. To sort a column, click the column header. UEFL Umpire Profiles are available by clicking on the designated umpire's name. The current year (or immediately preceding season's) umpire crews list is also included. The MLB crew list is ranked by crew chief seniority. An asterisk (*) denotes a newly hired umpire.

2025 MLB Umpire Crews

#	Crew Chief	Umpire 2	Umpire 3	Umpire 4
A	26 Miller, Bill	4 Fairchild, Chad	97 May, Ben	40 Ortiz, Roberto
B	14 Wegner, Mark	1 Dreckman, Bruce	43 Livensparger, Shane	34 Tomlinson, Nate
C	72 Marquez, Alfonso	16 Barrett, Lance	37 Torres, Carlos	TBD
D	58 Iassogna, Dan	54 Bucknor, CB	87 Barry, Scott	38 Beck, Adam
E	6 Carlson, Mark	71 Baker, Jordan	85 Scheurwater, Stu	3 Merzel, Dan*
F	63 Diaz, Laz	7 O'Nora, Brian	83 Estabrook, Mike	12 Bacchus, Erich
G	46 Kulpa, Ron	89 Blaser, Cory	79 Gonzalez, Manny	66 Tosi, Alex
H	51 Hudson, Marvin	73 Gibson, Tripp	36 Blakney, Ryan	25 Valentine, Junior
I	23 Barksdale, Lance	93 Little, Will	67 Additon, Ryan	20 Wills, Ryan
J	92 Hoye, James	17 Reyburn, DJ	84 Libka, John	29 Barber, Sean
K	80 Johnson, Adrian	81 Wolcottt, Quinn	18 De Jesus, Ramon	57 Clemons, Paul*
L	2 Bellino, Dan	10 Cuzzi, Phil	11 Randazzo, Tony	15 Vondrak, Clint
M	13 Tichenor, Todd	21 Wendelstedt, Hunter	78 Hamari, Adam	33 Ceja, Nestor
N	64 Porter, Alan	28 Wolf, Jim	96 Segal, Chris	9 MacKay, Alex*
O	98 Conroy, Chris	74 Tumpane, John	33 Rekah, Jeremie	55 Miller, Brennan
P	68 Guccione, Chris	86 Rackley, David	62 Whitson, Chad	32 Moscoso, Edwin
Q	49 Fletcher, Andy^	8 Drake, Rob	52 Visconti, Jansen	44 Moore, Malachi
R	88 Eddings, Doug^	76 Muchlinski, Mike	47 Morales, Gabe	82 Jimenez, Emil*
S	19 Carapazza, Vic^	90 Ripperger, Mark	59 Lentz, Nic	48 Mahrley, Nick
U	Unassigned:	91 Knight, Brian		CloseCallSports.com

2025 Triple-A Call-Up Umpires (TBD)

Arrieta, David (Sleeve #100)

Bacon, John (70)

Ballou, Brock (119)

Hanahan, Tom (69)

Jimenez, Edwin (75)

Metz, Jacob (94)

Navas, Jose (110)

Nunez, Robert (99)

Ramos, Charlie (111)

Riggs, Jeremy (112)

Rosenberg, Randy (113)

Thomas, Derek (106)

Tomlinson, Nate (114)

Walsh, Brian (120)

Williams, Lew (117)

Wills, Ryan (118)