lowest era by a rookie starter since 1920

Since 1920, 50 pitchers are tied for the best ERA by a rookie starting pitcher, with an ERA of 0.00. The first three are Seth Johnson, Hagen Smith and Riley Cornelio this season.

Showing:

Regular season

	NAME	ERA	SEASON	TM	G	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Seth Johnson S. Johnson	0.00	2026	ATH	1	0	0	1	2	0	0	0	1.2	1	0	0	0	2	0	0	0	8	0	10.80	10.80	1.00	0.00	25.0	25.0	1.80	.250	0.00	5.40
2	Hagen Smith H. Smith	0.00	2026	CWS	1	0	0	1	3	0	0	0	2.0	2	0	0	0	0	0	0	0	8	0	13.50	0.00		0.00	37.5	0.0	1.00	.400	0.00	9.00
3	Riley Cornelio R. Cornelio	0.00	2026	WSH	3	0	0	3	12	0	0	0	7.2	2	0	0	0	4	0	0	0	28	0	14.09	4.70	3.00	0.00	42.9	14.3	0.78	.167	0.00	2.35
4	Will Dion W. Dion	0.00	2026	WSH	1	0	0	1	1	0	0	0	3.0	2	0	0	0	1	0	0	0	9	0	3.00	3.00	1.00	0.00	11.1	11.1	1.00	.286	0.00	6.00
5	Adam Macko A. Macko	0.00	2026	TOR	1	0	0	1	1	0	0	0	1.2	3	0	0	0	0	0	0	0	7	0	5.40	0.00		0.00	14.3	0.0	1.80	.500	0.00	16.20
6	Bradgley Rodriguez B. Rodriguez	0.00	2026	SDP	4	0	0	4	4	0	0	0	4.0	1	0	0	0	0	0	0	0	13	0	9.00	0.00		0.00	30.8	0.0	0.25	.111	0.00	2.25
7	Riley Martin R. Martin	0.00	2026	CHC	1	0	0	1	1	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0.00
8	Jayden Murray J. Murray	0.00	2025	HOU	1	0	0	1	1	0	0	0	3.0	1	0	0	0	0	0	0	0	10	0	3.00	0.00		0.00	10.0	0.0	0.33	.111	0.00	3.00
9	Fraser Ellard F. Ellard	0.00	2025	CWS	3	0	0	3	5	0	0	0	3.2	2	0	1	0	7	0	0	0	20	1	12.27	17.18	0.71	0.00	25.0	35.0	2.45	.250	2.45	4.91
10	Anthony Veneziano A. Veneziano	0.00	2025	MIA	1	0	0	1	2	0	0	0	2.0	3	0	0	0	0	0	0	0	9	0	9.00	0.00		0.00	22.2	0.0	1.50	.429	0.00	13.50
11	Ryan Rolison R. Rolison	0.00	2025	COL	1	0	0	1	1	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	9.00
12	Grant Holman G. Holman	0.00	2025	ATH	2	0	0	2	0	0	0	0	2.1	1	0	0	0	1	0	0	0	9	0	0.00	3.86	0.00	0.00	0.0	11.1	0.86	.125	0.00	3.86
13	Caleb Kilian C. Kilian	0.00	2024	CHC	1	0	0	1	4	0	0	0	5.0	3	0	0	0	2	0	0	0	20	1	7.20	3.60	2.00	0.00	20.0	10.0	1.00	.214	0.00	5.40
14	Andrew Walters A. Walters	0.00	2024	CLE	1	0	0	1	0	0	0	0	1.2	0	0	0	0	0	0	0	0	5	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
15	Ronny Henriquez R. Henriquez	0.00	2024	MIN	1	0	0	1	0	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0	0.00	0.00		0.00	0.0	0.0	1.00	.250	0.00	9.00
16	Walter Pennington W. Pennington	0.00	2024	TEX	1	0	0	1	1	0	0	0	1.1	1	0	0	0	1	0	0	0	6	0	6.75	6.75	1.00	0.00	16.7	16.7	1.50	.250	0.00	6.75
17	Brenan Hanifee B. Hanifee	0.00	2024	DET	3	0	0	3	2	0	0	0	4.2	2	0	0	0	1	0	0	0	17	0	3.86	1.93	2.00	0.00	11.8	5.9	0.64	.143	0.00	3.86
18	Hunter Bigge H. Bigge	0.00	2024	TBR	1	0	0	1	1	0	0	0	0.2	1	0	0	0	2	0	0	0	5	0	13.50	27.00	0.50	0.00	20.0	40.0	4.50	.500	0.00	13.50
19	Orion Kerkering O. Kerkering	0.00	2024	PHI	2	0	0	2	0	0	0	0	2.0	1	0	0	0	1	0	0	0	7	0	0.00	4.50	0.00	0.00	0.0	14.3	1.00	.167	0.00	4.50
20	Ben Joyce B. Joyce	0.00	2024	LAA	1	0	0	1	3	0	0	0	2.0	1	0	0	0	1	1	0	0	9	0	13.50	4.50	3.00	0.00	33.3	11.1	1.00	.250	0.00	4.50
21	Jared Koenig J. Koenig	0.00	2024	MIL	6	0	0	6	8	0	0	0	6.0	4	0	0	0	1	0	0	0	23	0	12.00	1.50	8.00	0.00	34.8	4.3	0.83	.286	0.00	6.00
22	AJ Smith-Shawver	0.00	2024	ATL	1	0	0	1	4	0	0	0	4.1	3	0	0	0	2	0	0	0	18	0	8.31	4.15	2.00	0.00	22.2	11.1	1.15	.250	0.00	6.23
23	Anthony Maldonado A. Maldonado	0.00	2024	MIA	1	0	0	1	2	0	0	0	3.0	3	0	0	0	0	0	0	0	11	0	6.00	0.00		0.00	18.2	0.0	1.00	.333	0.00	9.00
24	Kyle Hurt K. Hurt	0.00	2024	LAD	1	0	0	1	0	0	0	0	2.0	3	0	0	0	0	0	0	0	8	0	0.00	0.00		0.00	0.0	0.0	1.50	.375	0.00	13.50
25	Luke Little L. Little	0.00	2024	CHC	1	0	0	1	1	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0.00

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StatMuse has game-level data for ERA going back to the 1901 season.

Some of the information used here was obtained free of charge from Retrosheet.

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More Athletics Stats

Team Batting Leaders

23

Langeliers

RBI

69

Kurtz

AVG

.277

Bolte

Team Pitching Leaders

9

Ginn

140

Perkins

ERA

3.71

Ginn

Team Rankings

194

11th

699

20th

1,356

14th

ERA

5.51

29th

2026 Division Standings

TEAM	W	L	PCT	GB
Astros	81	81	.500
Rangers	80	82	.494	1.0
Mariners	76	86	.469	5.0
Athletics	64	98	.395	17.0
Angels	62	100	.383	19.0

Last Game

Astros

81 - 81

Final

Athletics

64 - 98

Sun 27 Sep 2026

MLB 2026 Batting Leaders

Playoffs HR Leaders

4

Rice

3

Muncy

2

Contreras

Playoffs RBI Leaders

9

Rice

6

Chourio

5

Albies

Playoffs Batting Average Leaders

1.000

Genao

1.000

Taylor

.500

Hoerner

Playoffs Hit Leaders

11

Harris

8

Rice

7

Merrill

Playoffs Run Leaders

5

Rice

5

Harris

5

Tatis

Playoffs OBP Leaders

1.000

Sánchez

1.000

Genao

1.000

Halpin

Playoffs SLG Leaders

2.000

Genao

2.000

Vilade

1.333

Velázquez

Playoffs SB Leaders

4

Chisholm

3

Acuña

2

Merrill

MLB 2026 Pitching Leaders

Playoffs Win Leaders

2

Lee

1

Yamamoto

1

Schlittler

Playoffs Strikeout Leaders

19

Sale

15

King

14

Burke

Playoffs ERA Leaders

0.00

Sasaki

0.00

Suarez

0.00

Smith

Playoffs WHIP Leaders

0.00

Smith

0.00

Chapman

0.00

VanWey

Playoffs K/9 Leaders

27.00

Brown

27.00

Chapman

27.00

King

Playoffs K/BB Leaders

19.00

Sale

14.00

Burke

13.00

Fried

Playoffs Walk Leaders

0

Suarez

0

Warren

0

Duran

MLB Fantasy 2026

Playoffs FanDuel Points Leaders

119.5

Rice

96.3

Albies

96

Harris

Playoffs DraftKings Points Leaders

88

Rice

76

Harris

71

Albies

MLB 2026 Betting

Best Record ATS

97-70

96-72

91-71

88-74

87-75

85-76

Worst Record ATS

60-102

69-96

72-94

75-87

76-88

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves - y	94	68	.580
Phillies - w	88	74	.543	6.0
Marlins	80	82	.494	14.0
Nationals	77	85	.475	17.0
Mets	74	88	.457	20.0
NL Central	W	L	PCT	GB
Brewers - y	103	59	.636
Cubs - w	89	73	.549	14.0
Pirates	82	80	.506	21.0
Cardinals	77	85	.475	26.0
Reds	75	87	.463	28.0
NL West	W	L	PCT	GB
Dodgers - y	100	62	.617
Padres - w	91	71	.562	9.0
Diamondbacks	86	76	.531	14.0
Giants	65	97	.401	35.0
Rockies	58	104	.358	42.0

AL East	W	L	PCT	GB
Rays - y	98	64	.605
Yankees - w	93	68	.578	4.5
Red Sox - w	87	75	.537	11.0
Orioles	79	82	.491	18.5
Blue Jays	79	83	.488	19.0
AL Central	W	L	PCT	GB
Guardians - y	85	77	.525
White Sox - w	84	78	.519	1.0
Twins	77	85	.475	8.0
Tigers	76	86	.469	9.0
Royals	69	93	.426	16.0
AL West	W	L	PCT	GB
Astros - y	81	81	.500
Rangers	80	82	.494	1.0
Mariners	76	86	.469	5.0
Athletics	64	98	.395	17.0
Angels	62	100	.383	19.0

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Mon 9/14	ATL	@	CHC	3-7
Mon 9/14	SFG	@	STL	1-2
Mon 9/14	SDP	@	COL	8-7
Tue 9/15	LAD	@	CIN	4-0
Tue 9/15	CWS	@	CLE	6-7

Schedule

DATE	MATCHUP			TIME (ET)
Thu 10/8	CLE	@	CWS	8:00 PM
Sat 10/10	CWS	@	CLE	8:00 PM
Sun 10/11	LAD	@	MIL	4:00 AM
Mon 10/12	LAD	@	MIL	4:00 AM
Wed 10/14	MIL	@	LAD	4:00 AM

Since 1920, 50 pitchers are tied for the best ERA by a rookie starting pitcher, with an ERA of 0.00. The first three are Seth Johnson, Hagen Smith and Riley Cornelio this season.

Related Searches

More MLB News

More Athletics Stats

23

69

.277

9

140

3.71

MLB 2026 Batting Leaders

4

3

2

9

6

5

1.000

1.000

.500

11

8

7

5

5

5

1.000

1.000

1.000

2.000

2.000

1.333

4

3

2

MLB 2026 Pitching Leaders

2

1

1

19

15

14

0.00

0.00

0.00

0.00

0.00

0.00

27.00

27.00

27.00

19.00

14.00

13.00

0

0

0

MLB Fantasy 2026

119.5

96.3

96

88

76

71

MLB 2026 Betting

MLB 2026 Standings

MLB 2026 Scores & Schedule

Scores

Schedule