mlb rookie era leader with a minimum of 50 innings 2021

Cole Irvin had the best ERA by a rookie in 2021, with an ERA of 4.24.

Interpreted as:
MLB rookie era with a minimum of 1 IP per team game leader with a minimum of 50 innings 2021
NAMEERASEASONTMGWLW%GSSOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAERA-FIPFIP-H/9PRAA
1Cole Irvin
C. Irvin
4.24
2021
32
10
15
.400
32
125
0
0
0
178.1
195
84
94
23
42
9
0
0
768
3
6.31
2.12
2.98
1.16
16.3
5.5
1.33
.302
4.74
103
4.29
104
9.84
-3.2

More MLB News

More Athletics Stats

Team Batting Leaders

HR

12

Langeliers

Shea Langeliers

RBI

29

Kurtz

Nick Kurtz

AVG

.343

Cortes

Carlos Cortes
Team Pitching Leaders

W

5

Civale

Aaron Civale

K

47

Severino

Luis Severino

ERA

2.45

Harris

Hogan Harris
Team Rankings

HR

50

13th

R

195

15th

SO

347

25th

ERA

4.31

19th

2026 Division Standings
TEAMWLPCTGB
Athletics Athletics
23
21
.523
22
24
.478
2.0
21
23
.477
2.0
18
28
.391
6.0
16
29
.356
7.5
Schedule
DATEMATCHUPTIME (ET)
Sat
5/16
@
9:40 PM
Sun
5/17
@
4:05 PM
Mon
5/18
@
9:38 PM
Tue
5/19
@
9:38 PM
Wed
5/20
@
9:38 PM
Last Game
SFG Giants

18 - 27

2

Final

5

ATH Athletics

23 - 21

Fri 15 May 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
31
14
.689
23
23
.500
8.5
23
23
.500
8.5
21
25
.457
10.5
18
26
.409
12.5
NL CentralWLPCTGB
29
16
.644
27
18
.600
2.0
25
17
.595
2.5
24
21
.533
5.0
24
22
.522
5.5
NL WestWLPCTGB
27
18
.600
26
18
.591
0.5
21
23
.477
5.5
18
27
.400
9.0
18
28
.391
9.5
AL EastWLPCTGB
29
15
.659
28
17
.622
1.5
20
25
.444
9.5
20
26
.435
10.0
18
26
.409
11.0
AL CentralWLPCTGB
24
22
.522
22
22
.500
1.0
20
25
.444
3.5
20
26
.435
4.0
19
27
.413
5.0
AL WestWLPCTGB
23
21
.523
22
24
.478
2.0
21
23
.477
2.0
18
28
.391
6.0
16
29
.356
7.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Fri
5/1
@
5-6
Fri
5/1
@
1-9
Fri
5/1
@
2-7
Fri
5/1
@
0-3
Fri
5/1
@
7-3

Schedule

DATEMATCHUPTIME (ET)
Sat
5/16
@
9:38 PM
Sat
5/16
@
9:40 PM
Sun
5/17
@
12:15 PM
Sun
5/17
@
1:35 PM
Sun
5/17
@
1:35 PM