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MLB Umpire Profiles

Break down one MLB umpire at a time with assignment counts, home plate scoring context, pace, attendance, recent appearances, and betting performance.

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Alfonso Márquez Profile

Assignments
113

All tracked positions

Home Plate
28

Games with final scores

Base Assignments
85

1B 28 · 2B 28 · 3B 29

Average plate total10.11
Runs vs closing total+1.84
O/U record18-10
Over rate64.3%
Favorite cover8-20
Home win rate46.4%
Average pace169 min
Seasons

Team Betting Splits

How individual teams perform against the number when Alfonso Márquez is behind the plate in the selected betting sample.

Sort by sample size, team cover rate, home cover rate, totals rate, or average margin versus the number.

# Team Games ATS Record Team Cover % Home Cover % Away Cover % O/U Record Over % Avg vs RL Avg vs Total
1 Diamondbacks 4 4-0 100.0% 100.0% 100.0% 1-3 25.0% +4.25 -1.25
2 Reds 3 2-1 66.7% 50.0% 100.0% 3-0 100.0% +0.83 +3.17
3 Cardinals 3 2-1 66.7% 50.0% 100.0% 3-0 100.0% +0.5 +5.0
4 Braves 3 1-2 33.3% 100.0% 0.0% 2-1 66.7% -2.17 +2.0
5 Yankees 3 2-1 66.7% 50.0% 100.0% 2-1 66.7% +1.5 +1.67
6 Phillies 3 1-2 33.3% 0.0% 50.0% 2-1 66.7% -5.17 +1.67
7 Padres 3 1-2 33.3% 33.3% 2-1 66.7% -0.83 +0.83
8 Brewers 3 0-3 0.0% 0.0% 0.0% 1-2 33.3% -5.17 +3.0
9 Rays 3 0-3 0.0% 0.0% 0.0% 1-2 33.3% -5.5 +0.67
10 Athletics 2 2-0 100.0% 100.0% 2-0 100.0% +6.5 +2.75
11 Guardians 2 1-1 50.0% 0.0% 100.0% 2-0 100.0% -3.5 +3.0
12 Tigers 2 2-0 100.0% 100.0% 2-0 100.0% +5.0 +2.5
13 Marlins 2 1-1 50.0% 50.0% 2-0 100.0% +3.5 +4.25
14 Mets 2 1-1 50.0% 50.0% 2-0 100.0% -1.5 +7.0
15 White Sox 2 1-1 50.0% 50.0% 1-1 50.0% 0.0 -2.0
16 Astros 2 0-2 0.0% 0.0% 1-1 50.0% -5.0 -0.5
17 Angels 2 2-0 100.0% 100.0% 1-1 50.0% +8.0 +2.5
18 Pirates 2 2-0 100.0% 100.0% 100.0% 1-1 50.0% +4.0 +5.0
19 Mariners 2 0-2 0.0% 0.0% 1-1 50.0% -2.0 -0.25
20 Nationals 2 1-1 50.0% 0.0% 100.0% 1-1 50.0% +4.0 -1.0
21 Orioles 1 0-1 0.0% 0.0% 1-0 100.0% -6.5 +5.0
22 Twins 1 1-0 100.0% 100.0% 1-0 100.0% +11.5 +5.5
23 Rangers 1 0-1 0.0% 0.0% 1-0 100.0% -11.5 +5.5
24 Red Sox 1 1-0 100.0% 100.0% 0-1 0.0% +3.5 -1.5
25 Cubs 1 0-1 0.0% 0.0% 0-1 0.0% -3.5 -6.5
26 Dodgers 1 0-1 0.0% 0.0% 0-1 0.0% -0.5 -0.5

Recent Betting Trend

Home plate game-by-game result and running streak for Alfonso Márquez in Selected Seasons.

Team Splits

Team cover % and over % when Alfonso Márquez is behind the plate, for every team in the sample (games shown in parentheses).

Assignment Schedule

Filter assignment history by position and team within the selected seasons.

Showing 101-113 of 113 filtered assignments .

Date Home Away Score Favorite RL Home RL O/U Pos Attendance
2026-04-15 Twins Red Sox 5-9
Favorite 2.5 BOS -1.5
Away 2.5 Home +1.5
Over 6.0 8.0
First Base 21,276
2026-04-14 Twins Red Sox 6-0
Dog 7.5 BOS -1.5
Home 7.5 Home +1.5
Under 2.0 8.0
Second Base 16,220
2026-04-13 Twins Red Sox 13-6
Dog 8.5 BOS -1.5
Home 8.5 Home +1.5
Over 11.5 7.5
Third Base 14,535
2026-04-05 Diamondbacks Braves 6-5
Dog 2.5 ATL -1.5
Home 2.5 Home +1.5
Over 1.5 9.5
Third Base 25,814
2026-04-04 Diamondbacks Braves 2-1
Dog 2.5 ATL -1.5
Home 2.5 Home +1.5
Under 6.5 9.5
Home Plate 37,457
2026-04-03 Diamondbacks Braves 0-2
Favorite 0.5 ATL -1.5
Away 0.5 Home +1.5
Under 7.0 9.0
First Base 29,192
2026-04-02 Diamondbacks Braves 2-17
Favorite 13.5 ATL -1.5
Away 13.5 Home +1.5
Over 10.0 9.0
Second Base 21,600
2026-04-01 Mariners Yankees 3-5
Favorite 0.5 NYY -1.5
Away 0.5 Home +1.5
Over 1.0 7.0
Third Base 23,415
2026-03-31 Mariners Yankees 0-5
Favorite 3.5 NYY -1.5
Away 3.5 Home +1.5
Under 2.0 7.0
Home Plate 32,790
2026-03-30 Mariners Yankees 2-1
Dog 2.5 NYY -1.5
Home 2.5 Home +1.5
Under 4.5 7.5
First Base 27,291
2026-03-28 Padres Tigers 3-0
Dog 4.5 DET -1.5
Home 4.5 Home +1.5
Under 5.0 8.0
Second Base 44,368
2026-03-27 Padres Tigers 2-5
Dog 4.5 SD -1.5
Away 4.5 Home -1.5
Under 0.5 7.5
Third Base 44,896
2026-03-26 Padres Tigers 2-8
Favorite 4.5 DET -1.5
Away 4.5 Home +1.5
Over 3.0 7.0
Home Plate 45,673

About Alfonso Márquez in MLB Baseball

This official profile brings together MLB Baseball officiating records for Alfonso Márquez. RefMetrics has coverage from 2015 through 2026. Recorded assignment roles include First Base Umpire, Home Plate Umpire, Second Base Umpire, Third Base Umpire. These dates describe the records available here, rather than a complete career history.

Home plate and base assignments describe different responsibilities. Home plate game outcomes should be interpreted separately from assignments at first, second, or third base. Detailed game history and statistical breakdowns follow the access level shown on this page.

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