which pitcher has the most earned runs allowed in a game since 1990

Since 1990, Vin Mazzaro and Mike Oquist are tied for giving up the most earned runs in a game, with 14 earned runs.

Interpreted as:
Which pitcher has the most earned runs allowed in a regular-season game since 1990?
NAMEERDATETMOPPDECGSERASOCGSHOSVIPHRHRBBHBPGFIBBTBFWP
1Vin Mazzaro
V. Mazzaro
14
5/16/2011
vs
0
54.00
2
0
0
0
2.1
11
14
1
3
0
0
0
21
1
2Mike Oquist
M. Oquist
14
8/3/1998
vs
L
1
25.20
3
0
0
0
5.0
16
14
4
3
0
0
0
32
0
3Ben Lively
B. Lively
13
8/1/2023
@
L
1
29.25
2
0
0
0
4.0
13
13
4
2
1
0
0
27
0
4Scott Kazmir
S. Kazmir
13
7/10/2010
@
L
1
23.40
2
0
0
0
5.0
11
13
3
3
1
0
1
30
2
5Jason Marquis
J. Marquis
13
6/21/2006
@
L
1
23.40
3
0
0
0
5.0
14
13
4
1
0
0
0
30
0
6David Wells
D. Wells
13
8/20/1992
@
L
1
27.00
1
0
0
0
4.1
11
13
1
4
2
0
0
29
0
7Jesús Luzardo
J. Luzardo
12
5/31/2025
vs
L
1
32.40
4
0
0
0
3.1
12
12
2
3
0
0
0
23
0
8Bradley Blalock
B. Blalock
12
5/10/2025
vs
L
1
29.45
1
0
0
0
3.2
13
12
3
2
0
0
0
26
1
9Jordan Yamamoto
J. Yamamoto
12
9/9/2020
@
0
40.50
3
0
0
0
2.2
11
13
4
2
0
0
0
22
0
10Masahiro Tanaka
M. Tanaka
12
7/25/2019
@
L
1
32.40
4
0
0
0
3.1
12
12
2
3
0
0
0
25
0
11A.J. Burnett
A.J. Burnett
12
5/2/2012
@
L
1
40.50
2
0
0
0
2.2
12
12
2
1
1
0
0
22
0
12Randy Wolf
R. Wolf
12
7/21/2010
@
L
1
19.06
4
0
0
0
5.2
13
12
2
2
0
0
0
31
0
13Jason Marquis
J. Marquis
12
7/18/2006
vs
L
1
21.60
4
0
0
0
5.0
14
12
3
2
1
0
0
31
0
14Shawn Chacon
S. Chacon
12
6/7/2003
vs
L
1
29.45
2
0
0
0
3.2
9
12
2
6
0
0
0
25
1
15Jose Lima
J. Lima
12
4/27/2000
vs
L
1
21.60
6
0
0
0
5.0
13
12
5
3
0
0
0
31
1
16John Burkett
J. Burkett
12
5/17/1999
vs
L
1
27.00
2
0
0
0
4.0
8
12
3
5
0
0
0
25
0
17Miles Mikolas
M. Mikolas
11
4/3/2026
vs
L
1
22.85
4
0
0
0
4.1
11
11
4
1
0
0
0
25
0
18Tanner Houck
T. Houck
11
5/12/2025
@
L
1
42.43
0
0
0
0
2.1
9
11
2
3
1
0
0
20
1
19Tanner Houck
T. Houck
11
4/14/2025
@
L
1
42.43
1
0
0
0
2.1
10
12
2
2
0
0
0
20
1
20Braxton Garrett
B. Garrett
11
5/3/2023
vs
L
1
22.85
3
0
0
0
4.1
14
11
4
2
0
0
0
28
0
21Luis Cessa
L. Cessa
11
4/16/2023
vs
L
1
33.00
0
0
0
0
3.0
14
11
1
3
1
0
0
27
1
22Kohei Arihara
K. Arihara
11
9/10/2022
vs
L
1
33.00
1
0
0
0
3.0
12
11
2
5
0
0
0
26
0
23Ryan Weber
R. Weber
11
6/13/2021
vs
0
17.47
7
0
0
0
5.2
13
11
4
2
0
0
0
30
0
24Alec Bettinger
A. Bettinger
11
5/2/2021
vs
L
1
24.75
0
0
0
0
4.0
11
11
2
2
1
0
0
26
1
25Germán Márquez
G. Márquez
11
7/15/2019
vs
L
1
37.13
3
0
0
0
2.2
11
11
2
0
0
0
0
19
0
Some of the information used here was obtained free of charge from Retrosheet.

More MLB News

More Royals Stats

Team Batting Leaders

HR

9

Witt

Bobby Witt Jr.

RBI

31

Jensen

Carter Jensen

AVG

.277

Witt

Bobby Witt Jr.
Team Pitching Leaders

W

4

Wacha

Michael Wacha

K

67

Wacha

Michael Wacha

ERA

3.14

Kolek

Stephen Kolek
Team Rankings

HR

63

24th

R

263

28th

SO

547

17th

ERA

4.38

21st

2026 Division Standings
TEAMWLPCTGB
35
31
.530
37
33
.529
30
38
.441
6.0
28
39
.418
7.5
Royals Royals
28
39
.418
7.5
Schedule
DATEMATCHUPTIME (ET)
Thu
6/11
@
2:10 PM
Fri
6/12
@
8:10 PM
Sat
6/13
@
7:10 PM
Sun
6/14
@
2:10 PM
Mon
6/15
@
6:45 PM
Last Game
TEX Rangers

32 - 34

3

Final

5

KCR Royals

28 - 39

Tue 9 Jun 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
45
22
.672
36
31
.537
9.0
35
34
.507
11.0
32
35
.478
13.0
29
37
.439
15.5
NL CentralWLPCTGB
41
24
.631
36
28
.563
4.5
34
33
.507
8.0
34
33
.507
8.0
32
35
.478
10.0
NL WestWLPCTGB
43
24
.642
35
32
.522
8.0
34
32
.515
8.5
28
41
.406
16.0
25
42
.373
18.0
AL EastWLPCTGB
40
25
.615
41
26
.612
33
35
.485
8.5
31
37
.456
10.5
27
39
.409
13.5
AL CentralWLPCTGB
35
31
.530
37
33
.529
30
38
.441
6.0
28
39
.418
7.5
28
39
.418
7.5
AL WestWLPCTGB
36
32
.529
32
34
.485
3.0
32
35
.478
3.5
31
38
.449
5.5
26
42
.382
10.0

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Tue
5/26
@
6-3
Tue
5/26
@
1-6
Tue
5/26
@
1-12
Tue
5/26
@
10-6
Tue
5/26
@
7-6

Schedule

DATEMATCHUPTIME (ET)
Wed
6/10
@
9:05 PM
Wed
6/10
@
9:38 PM
Thu
6/11
@
1:10 PM
Thu
6/11
@
1:10 PM
Thu
6/11
@
1:10 PM