List of Major League baseball umpires working at least 1 game during the 2023 season. Umpire data is available since 1957
Ryan Additon 37 7 112 29 28 30 25 37 27 48 3 0 0 0 1 1 1 10.34 6.66 15.97 6.51 17.22 2:42 0:00 1 David Arrieta 44 4 17 4 6 4 3 6 3 8 0 0 0 0 0 0 0 5.00 6.75 14.50 6.51 17.22 2:33 0 Erich Bacchus 32 4 115 30 28 30 27 41 45 29 0 0 0 0 0 0 0 9.10 6.73 17.13 6.51 17.22 2:40 4 John Bacon 39 5 46 9 17 10 10 31 10 5 0 0 0 0 0 0 0 8.33 6.22 17.44 6.51 17.22 2:46 0 Jordan Baker 41 12 104 26 24 27 27 41 47 16 8 1 1 1 2 2 1 10.81 7.62 17.58 6.51 17.22 2:50 3:07 2 Brock Ballou -- 2 71 16 19 19 17 27 20 24 0 0 0 0 0 0 0 9.38 5.88 17.50 6.51 17.22 2:46 3 Sean Barber 38 10 121 31 29 31 30 47 36 38 2 0 0 0 0 1 1 8.48 6.19 18.23 6.51 17.22 2:39 0:00 0 Lance Barksdale 56 24 114 29 27 30 28 32 27 55 8 1 2 2 1 1 1 8.79 7.31 15.38 6.51 17.22 2:40 2:52 1 Lance Barrett 38 14 117 31 28 27 31 41 42 34 3 1 0 0 0 1 1 9.23 6.26 18.39 6.51 17.22 2:41 3:09 5 Scott Barry 46 17 39 11 9 9 10 13 7 19 0 0 0 0 0 0 0 7.55 5.00 14.64 6.51 17.22 2:34 0 Adam Beck 34 4 116 29 28 28 31 46 36 34 2 0 0 0 1 1 0 8.62 6.00 16.69 6.51 17.22 2:33 0:00 4 Dan Bellino 44 16 121 32 29 28 32 46 49 26 8 2 2 1 1 1 1 10.19 7.31 16.78 6.51 17.22 2:48 3:09 3 Ryan Blakney 38 9 120 29 29 30 32 43 41 36 0 0 0 0 0 0 0 7.69 6.86 17.62 6.51 17.22 2:41 2 Cory Blaser 41 14 104 25 25 26 28 38 41 25 3 0 1 1 1 0 0 9.16 6.60 16.96 6.51 17.22 2:40 0:00 2 CB Bucknor 60 28 101 26 26 24 25 32 29 40 0 0 0 0 0 0 0 8.42 6.88 18.81 6.51 17.22 2:49 1 Vic Carapazza 43 14 126 32 31 33 30 47 33 46 7 1 1 1 1 2 1 8.53 6.72 17.97 6.51 17.22 2:44 3:04 5 Mark Carlson 53 25 106 28 24 27 27 46 36 24 4 1 1 1 0 0 1 9.39 6.79 18.21 6.51 17.22 2:42 3:19 1 Nestor Ceja -- 4 127 32 31 30 34 45 43 39 0 0 0 0 0 0 0 8.38 6.25 17.50 6.51 17.22 2:39 2 Paul Clemons -- 4 45 9 13 13 10 26 9 10 0 0 0 0 0 0 0 8.44 6.89 20.56 6.51 17.22 2:42 0 Chris Conroy 48 14 3 1 0 1 1 0 3 0 0 0 0 0 0 0 0 9.00 2.00 27.00 6.51 17.22 2:56 0 Phil Cuzzi 67 27 115 30 31 27 27 49 52 14 0 0 0 0 0 0 0 8.37 5.87 18.30 6.51 17.22 2:38 5 Ramon De Jesus -- 8 111 29 26 27 29 35 37 39 4 0 0 1 1 1 1 11.28 7.38 16.14 6.51 17.22 2:44 0:00 7 Lazaro Diaz 60 28 82 21 17 22 22 27 28 27 0 0 0 0 0 0 0 7.71 5.90 17.33 6.51 17.22 2:38 3 Rob Drake 54 25 115 28 29 27 31 44 52 19 0 0 0 0 0 0 0 10.46 6.71 17.64 6.51 17.22 2:44 0 Bruce Dreckman 52 22 117 30 29 28 30 45 38 34 0 0 0 0 0 0 0 7.37 5.97 17.17 6.51 17.22 2:36 1 Doug Eddings 54 26 118 31 29 30 28 36 47 35 8 2 2 1 1 1 1 8.19 5.29 17.74 6.51 17.22 2:36 2:52 3 Paul Emmel 55 22 37 10 8 9 10 7 25 5 0 0 0 0 0 0 0 9.80 8.10 14.70 6.51 17.22 2:43 3 Mike Estabrook 46 18 117 29 29 27 32 39 44 34 2 0 0 1 1 0 0 11.62 7.31 18.24 6.51 17.22 2:46 0:00 1 Chad Fairchild 52 20 119 31 29 28 31 46 44 29 0 0 0 0 0 0 0 9.32 5.65 17.74 6.51 17.22 2:46 1 Andy Fletcher 56 25 117 30 30 29 28 41 40 36 8 2 1 1 1 1 2 9.70 6.57 17.80 6.51 17.22 2:45 2:41 3 Tripp Gibson 41 11 113 29 29 28 27 42 49 22 8 2 2 1 1 1 1 8.72 6.83 17.59 6.51 17.22 2:42 2:50 2 Manny Gonzalez 43 14 124 31 30 31 32 43 42 39 0 0 0 0 0 0 0 9.06 6.81 16.55 6.51 17.22 2:45 5 Chris Guccione 49 24 123 31 29 31 32 48 45 30 4 0 1 1 1 1 0 9.32 6.06 16.10 6.51 17.22 2:34 0:00 2 Adam Hamari 40 11 125 31 30 31 33 43 33 49 8 2 2 1 1 1 1 9.00 6.55 16.74 6.51 17.22 2:38 3:02 6 Tom Hanahan -- 1 72 16 18 20 18 21 22 29 0 0 0 0 0 0 0 8.62 6.38 16.44 6.51 17.22 2:42 0 Angel Hernandez 61 33 46 11 14 10 11 14 19 13 0 0 0 0 0 0 0 10.00 7.45 17.91 6.51 17.22 2:47 1 Pat Hoberg 36 10 113 29 27 28 29 32 39 42 0 0 0 0 0 0 0 10.79 7.76 16.69 6.51 17.22 2:52 3 James Hoye 52 21 123 31 29 32 31 33 48 42 8 1 2 2 1 1 1 9.06 6.48 15.94 6.51 17.22 2:42 3:05 3 Marvin Hudson 59 26 113 29 24 30 30 37 37 39 8 1 1 2 2 1 1 8.55 7.31 18.69 6.51 17.22 2:41 3:14 12 Dan Iassogna 54 25 117 30 27 30 30 47 36 34 8 1 1 2 2 1 1 9.77 7.33 16.37 6.51 17.22 2:48 2:49 5 Edwin Jimenez -- 1 79 18 22 20 19 19 36 24 0 0 0 0 0 0 0 8.78 5.94 17.00 6.51 17.22 2:37 1 Emil Jimenez -- 1 114 27 32 30 25 42 44 28 0 0 0 0 0 0 0 8.70 5.81 16.67 6.51 17.22 2:39 4 Adrian Johnson 48 18 114 30 28 28 28 43 41 30 2 0 0 1 1 0 0 9.73 6.23 17.17 6.51 17.22 2:42 0:00 3 Brian Knight 48 23 111 28 28 26 29 50 41 20 8 2 1 1 2 1 1 7.32 6.64 16.68 6.51 17.22 2:39 2:56 1 Ron Kulpa 54 26 104 25 26 27 26 40 47 17 0 0 0 0 0 0 0 8.76 6.64 16.80 6.51 17.22 2:41 4 Jerry Layne 64 34 58 14 14 14 16 20 14 24 0 0 0 0 0 0 0 8.64 7.21 16.50 6.51 17.22 2:35 3 Nic Lentz -- 8 118 31 30 30 27 43 45 30 3 0 0 0 1 1 1 8.65 5.71 17.45 6.51 17.22 2:44 0:00 8 John Libka -- 7 123 31 30 29 33 36 48 39 3 1 1 0 0 0 1 10.61 6.35 17.77 6.51 17.22 2:41 3:45 2 Will Little 39 11 115 30 29 27 29 33 31 51 3 0 1 1 1 0 0 9.97 7.33 17.63 6.51 17.22 2:47 0:00 6 Shane Livensparger -- 7 118 29 28 31 30 46 55 17 0 0 0 0 0 0 0 8.97 5.72 16.21 6.51 17.22 2:39 2 Alex MacKay -- 4 82 19 22 23 18 37 19 26 0 0 0 0 0 0 0 8.26 6.16 19.37 6.51 17.22 2:44 3 Nick Mahrley -- 7 126 31 31 32 32 43 34 49 0 0 0 0 0 0 0 8.48 6.26 18.19 6.51 17.22 2:38 0 Alfonso Marquez 51 25 114 29 29 28 28 38 43 33 7 2 2 1 0 1 1 10.28 7.72 17.31 6.51 17.22 2:46 2:49 2 Ben May 41 10 117 29 29 29 30 42 35 40 4 1 1 0 0 1 1 10.45 6.59 15.59 6.51 17.22 2:44 3:08 6 Dan Merzel -- 4 125 30 30 35 30 34 38 53 0 0 0 0 0 0 0 7.73 6.00 15.60 6.51 17.22 2:33 3 Jacob Metz -- 1 52 12 15 15 10 14 22 16 0 0 0 0 0 0 0 8.83 6.50 19.50 6.51 17.22 2:51 0 Bill Miller 56 27 115 32 27 28 28 44 52 19 9 1 2 2 1 1 2 7.91 5.06 18.53 6.51 17.22 2:32 3:10 5 Brennan Miller -- 5 113 28 27 28 30 48 40 25 0 0 0 0 0 0 0 8.93 6.11 16.68 6.51 17.22 2:37 8 Malachi Moore -- 4 116 29 29 28 30 45 41 30 0 0 0 0 0 0 0 8.86 6.24 17.97 6.51 17.22 2:46 3 Gabe Morales 39 10 114 29 31 30 24 47 37 30 3 1 1 0 0 0 1 9.55 5.38 17.28 6.51 17.22 2:40 3:11 3 Edwin Moscoso -- 4 119 33 28 30 28 36 47 36 2 0 0 0 0 1 1 10.12 7.67 17.97 6.51 17.22 2:47 0:00 3 Mike Muchlinski 46 18 123 30 32 32 29 49 42 32 8 1 2 2 1 1 1 10.23 6.80 18.90 6.51 17.22 2:51 3:27 1 Jose Navas -- 4 23 5 7 5 6 6 10 7 0 0 0 0 0 0 0 9.60 6.00 18.00 6.51 17.22 2:42 0 Jeff Nelson 58 27 116 30 28 30 28 37 35 44 0 0 0 0 0 0 0 10.33 5.97 18.03 6.51 17.22 2:42 5 Brian O'Nora 60 31 124 32 32 29 31 42 40 42 4 1 0 0 1 1 1 9.19 6.06 16.31 6.51 17.22 2:39 3:03 1 Roberto Ortiz 38 8 115 29 28 30 28 44 49 22 4 0 0 1 1 1 1 9.00 6.41 16.31 6.51 17.22 2:37 0:00 2 Alan Porter 45 14 123 31 29 30 33 42 41 40 2 0 1 1 0 0 0 8.81 5.74 17.23 6.51 17.22 2:42 0:00 2 David Rackley 41 14 114 32 28 28 26 34 41 39 8 2 2 2 1 0 1 8.31 6.97 17.91 6.51 17.22 2:45 3:13 4 Charlie Ramos -- 4 124 27 34 32 31 37 43 44 0 0 0 0 0 0 0 9.00 6.70 16.59 6.51 17.22 2:44 1 Tony Randazzo 58 22 82 21 19 21 21 31 34 17 0 0 0 0 0 0 0 8.81 6.57 16.81 6.51 17.22 2:35 0 Jeremie Rehak 35 6 117 28 31 30 28 41 46 30 2 0 0 0 0 1 1 8.86 6.93 17.46 6.51 17.22 2:47 0:00 4 DJ Reyburn 46 16 123 32 29 30 32 30 56 37 9 2 1 1 1 2 2 9.56 6.50 18.28 6.51 17.22 2:46 3:35 4 Jeremy Riggs -- 4 97 24 27 21 25 52 34 11 0 0 0 0 0 0 0 8.75 6.21 17.42 6.51 17.22 2:40 0 Mark Ripperger 42 14 119 29 29 31 30 46 53 20 8 2 1 1 1 1 2 9.83 6.59 17.14 6.51 17.22 2:41 3:18 3 Randy Rosenberg -- 4 12 1 5 2 4 5 5 2 0 0 0 0 0 0 0 5.00 3.00 16.00 6.51 17.22 2:24 0 Stu Scheurwater 40 10 112 29 29 28 26 45 37 30 8 2 1 1 1 1 2 9.72 5.55 16.76 6.51 17.22 2:40 2:47 1 Chris Segal 40 10 115 30 26 31 28 38 34 43 2 0 0 0 1 1 0 8.87 6.87 16.33 6.51 17.22 2:41 0:00 0 Derek Thomas -- 1 85 19 26 17 23 25 47 13 0 0 0 0 0 0 0 9.53 6.74 16.00 6.51 17.22 2:42 2 Todd Tichenor 46 17 117 29 27 29 32 48 48 21 3 1 1 1 0 0 0 8.24 6.59 15.79 6.51 17.22 2:38 2:50 2 Nate Tomlinson -- 4 148 35 38 38 37 57 51 40 0 0 0 0 0 0 0 11.20 7.34 16.46 6.51 17.22 2:46 0 Carlos Torres 44 9 117 30 30 30 27 48 44 25 8 2 1 1 1 1 2 9.80 6.87 16.00 6.51 17.22 2:42 2:53 5 Alex Tosi -- 5 117 32 30 28 27 46 48 23 2 0 0 0 0 1 1 8.22 6.56 16.94 6.51 17.22 2:42 0:00 2 John Tumpane 40 14 114 29 26 29 30 39 39 36 4 0 1 1 1 1 0 9.83 5.83 18.38 6.51 17.22 2:39 0:00 5 Junior Valentine -- 4 127 32 33 30 32 48 47 32 0 0 0 0 0 0 0 8.97 6.53 17.00 6.51 17.22 2:43 5 Larry Vanover 67 30 46 11 10 12 13 17 16 13 0 0 0 0 0 0 0 11.09 8.36 16.73 6.51 17.22 2:57 2 Jansen Visconti -- 6 115 28 27 30 30 41 48 26 4 1 1 1 1 0 0 9.36 6.57 17.79 6.51 17.22 2:44 2:38 2 Clint Vondrak -- 4 132 33 34 33 32 40 45 47 0 0 0 0 0 0 0 9.18 6.18 16.48 6.51 17.22 2:40 2 Brian Walsh -- 1 71 14 25 14 18 27 29 15 0 0 0 0 0 0 0 9.36 6.21 18.14 6.51 17.22 2:43 2 Mark Wegner 51 26 98 25 24 24 25 41 29 28 2 0 0 0 1 1 0 9.80 7.96 18.24 6.51 17.22 2:50 0:00 8 Hunter Wendelstedt 52 26 110 28 28 26 28 38 36 36 0 0 0 0 0 0 0 9.82 6.14 15.86 6.51 17.22 2:36 3 Chad Whitson 41 10 102 23 27 28 24 38 42 22 0 0 0 0 0 0 0 10.87 6.17 18.35 6.51 17.22 2:37 1 Lew Williams -- 4 5 0 2 0 3 2 2 1 0 0 0 0 0 0 0 6.51 17.22 0:00 0 Ryan Wills -- 4 143 33 39 36 35 50 54 39 0 0 0 0 0 0 0 8.97 6.18 17.33 6.51 17.22 2:41 1 Quinn Wolcott 37 11 121 29 30 32 30 42 43 36 7 1 0 1 2 2 1 9.55 6.21 16.93 6.51 17.22 2:41 2:59 1 Jim Wolf 53 25 120 30 31 30 29 39 38 43 3 0 0 1 1 1 0 9.83 6.47 17.70 6.51 17.22 2:40 0:00 1 95 record(s)
rs total: Regular Season Total Games ... rs hp: Regular Season Games at Home Plate ... rs 1b: Regular Season Games at First Base ... rs 2b: Regular Season Games at Second Base ... rs 3b: Regular Season Games at Third Base ... al: American League Games Umpired ... nl: National League Games Umpired ... inter: Interleague Games Umpired ... pl total: Playoff Games Totals ... pl hp: Playoff games at Home Plate ... pl 1b: Playoff games at First Base ... pl 2b: Playoff games at Second Base ... pl 3b: Playoff games at Third Base ... pl lf: Playoff games at Left Field ... pl rf: Playoff games at Right Field ... runs-g: Runs per game when Home Plate Umpire ... bb-g: Walks per game when Home Plate Umpire ... so-g: Strikeouts per game when Home Plate Umpire ... avg bb: League Average Walks per Game ... avg so: League Average Strikeouts per Game ... game time: Regular Season Time of Game when Home Plate Umpire ... pl game time: Playoff Time of Game when Home Plate Umpire ... eject: Ejections while Home Plate Umpire