best walk percentage by pitcher after 1920

Since 1921, 50 pitchers are tied for the best walk percentage, with a walk percentage of 0.0. The first three are Eduardo Rivera, Eiberson Castellano and Miguel Ullola.

	NAME	BB%	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	HR/9	K%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Eduardo Rivera E. Rivera	0.0	1	0	0		0	0.00	3	0	0	0	3.1	1	0	0	0	0	0	1	0	10	0	8.10	0.00	0.00	30.0	0.30	.143	0.00	0	1.30	31	2.70	1.1
2	Eiberson Castellano E. Castellano	0.0	1	0	0		0	0.00	2	0	0	1	3.0	4	0	0	0	0	1	1	0	12	0	6.00	0.00	0.00	16.7	1.33	.444	0.00	0	2.77	62	12.00	0.5
3	Miguel Ullola M. Ullola	0.0	2	0	0		0	0.00	7	0	0	0	4.0	2	0	0	0	0	0	1	0	14	0	15.75	0.00	0.00	50.0	0.50	.286	0.00	0	-0.40	-10	4.50	2
4	Yovanny Cruz Y. Cruz	0.0	3	0	0		0	0.00	6	0	0	0	4.1	1	0	0	0	0	1	1	0	15	0	12.46	0.00	0.00	40.0	0.23	.125	0.00	0	1.02	24	2.08	1.5
5	TJ Shook	0.0	3	0	0		0	4.91	3	0	0	0	3.2	4	2	2	2	0	0	1	0	14	0	7.36	0.00	4.91	21.4	1.09	.222	4.91	103	8.56	193	9.82	-1.6
6	Ben Peoples B. Peoples	0.0	1	0	0		0	0.00	1	0	0	0	2.0	2	0	0	0	0	0	0	0	8	0	4.50	0.00	0.00	12.5	1.00	.286	0.00	0	2.10	50	9.00	0.5
7	Logan Davidson L. Davidson	0.0	1	0	0		0	0.00	1	0	0	0	1.0	0	0	0	0	0	0	1	0	3	0	9.00	0.00	0.00	33.3	0.00	.000	0.00	0	1.13	27	0.00	0.3
8	Anthony Seigler A. Seigler	0.0	1	0	0		0	0.00	0	0	0	0	1.0	1	0	0	0	0	0	1	0	4	0	0.00	0.00	0.00	0.0	1.00	.250	0.00	0	3.13	76	9.00	0.1
9	Willie MacIver W. MacIver	0.0	2	0	0		0	0.00	0	0	0	0	2.0	4	0	0	0	0	0	2	0	10	0	0.00	0.00	0.00	0.0	2.00	.400	0.00	0	3.13	74	18.00	0.2
10	Will Wilson W. Wilson	0.0	1	0	0		0	9.00	0	0	0	0	2.0	2	2	2	1	0	0	1	0	8	0	0.00	0.00	4.50	0.0	1.00	.143	9.00	222	9.63	233	9.00	-1.2
11	Nathan Wiles N. Wiles	0.0	1	0	0		0	27.00	1	0	0	0	1.0	4	3	3	0	0	0	1	0	7	0	9.00	0.00	0.00	14.3	4.00	.667	27.00	640	1.13	28	36.00	0.3
12	Christian Koss C. Koss	0.0	6	0	0		0	4.50	0	0	0	0	6.0	9	3	3	0	0	0	6	0	26	0	0.00	0.00	0.00	0.0	1.50	.346	4.50	110	3.12	78	13.50	0.6
13	Jorbit Vivas J. Vivas	0.0	1	0	0		0	40.50	0	0	0	0	0.2	4	3	3	0	0	0	1	0	6	0	0.00	0.00	0.00	0.0	6.00	.667	40.50	959	3.10	73	54.00	0.1
14	Ryan Fitzgerald R. Fitzgerald	0.0	2	0	0		0	0.00	0	0	0	0	2.0	2	0	0	0	0	0	2	0	8	0	0.00	0.00	0.00	0.0	1.00	.250	0.00	0	3.13	75	9.00	0.2
15	Brian Van Belle B. Van Belle	0.0	4	1	0	1.000	0	5.40	6	0	0	0	8.1	13	5	5	2	0	0	2	0	36	1	6.48	0.00	2.16	16.7	1.56	.393	5.40	131	4.81	113	14.04	-0.5
16	Jake Palisch J. Palisch	0.0	1	0	0		0	18.00	0	0	0	0	1.0	3	2	2	0	0	0	1	0	6	0	0.00	0.00	0.00	0.0	3.00	.500	18.00	440	3.13	73	27.00	0.1
17	Dom Hamel D. Hamel	0.0	1	0	0		0	0.00	0	0	0	0	1.0	3	0	0	0	0	1	0	0	6	0	0.00	0.00	0.00	0.0	3.00	.600	0.00	0	6.13	150	27.00	-0.2
18	Brady Feigl B. Feigl	0.0	1	0	0		0	32.40	0	0	0	0	1.2	7	6	6	1	0	0	0	0	11	0	0.00	0.00	5.40	0.0	4.20	.600	32.40	769	10.96	270	37.80	-1.3
19	Adam Kloffenstein A. Kloffenstein	0.0	1	0	0		0	0.00	0	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	0.00	0.00	0.00	0.0	0.00	.000	0.00	0	3.16	79	0.00	0.1
20	Adrian Del Castillo A. Del Castillo	0.0	1	0	0		0	5.40	0	0	0	0	1.2	4	1	1	0	0	1	1	0	10	0	0.00	0.00	0.00	0.0	2.40	.444	5.40	127	4.90	120	21.60	-0.2
21	Evan Kravetz E. Kravetz	0.0	1	0	0		0	0.00	0	0	0	0	0.2	0	0	0	0	0	0	0	0	2	0	0.00	0.00	0.00	0.0	0.00	.000	0.00	0	3.16	74	0.00	0.1
22	Weston Wilson W. Wilson	0.0	6	0	0		0	5.68	0	0	0	0	6.1	10	4	4	2	0	0	6	0	29	0	0.00	0.00	2.84	0.0	1.58	.296	5.68	137	7.23	174	14.21	-2.2
23	Grae Kessinger G. Kessinger	0.0	1	0	0		0	0.00	0	0	0	0	1.0	0	0	0	0	0	0	1	0	3	0	0.00	0.00	0.00	0.0	0.00	.000	0.00	0	3.16	77	0.00	0.1
24	Tyler Fitzgerald T. Fitzgerald	0.0	3	0	0		0	9.00	0	0	0	0	3.0	6	3	3	0	0	0	3	0	14	0	0.00	0.00	0.00	0.0	2.00	.429	9.00	225	3.16	81	18.00	0.2
25	Blair Calvo B. Calvo	0.0	1	0	0		0	0.00	0	0	0	0	1.0	0	0	0	0	0	0	1	0	3	0	0.00	0.00	0.00	0.0	0.00	.000	0.00	0	3.25	71	0.00	0.1

Unlock 2x data

More MLB News

Cubs sign RHP Jake Woodford, designate RHP Bryse Wilson for assignment

Jul 4, 2026

Mariners rout Blue Jays 11-0 as Logan Gilbert allows 1 hit over 7 1/3 innings

Jul 4, 2026

Rockies place right-hander Tomoyuki Sugano on 15-day injured list with back spasms

Jul 4, 2026

Greene homers in 1st inning and 3 Tigers pitchers combine on three-hit shutout win over Rangers

Jul 4, 2026

Josh Bell homers twice as Twins go deep six times in 11-4 victory over Yankees

Jul 4, 2026

Astros option struggling outfielder Jake Meyers to Triple-A

Jul 4, 2026

More Red Sox Stats

Team Batting Leaders

18

Contreras

RBI

53

Contreras

AVG

.286

Contreras

Team Pitching Leaders

9

Gray

93

Early

ERA

2.69

Gray

Team Rankings

30th

342

30th

730

17th

ERA

3.79

9th

2026 Division Standings

TEAM	W	L	PCT	GB
Rays	52	33	.612
Yankees	49	39	.557	4.5
Blue Jays	42	47	.472	12.0
Orioles	41	48	.461	13.0
Red Sox	38	48	.442	14.5

Schedule

DATE	MATCHUP			TIME (ET)
Sat 7/4	BOS	@	LAA	9:38 PM
Sun 7/5	BOS	@	LAA	9:30 PM
Tue 7/7	BOS	@	CWS	7:40 PM
Wed 7/8	BOS	@	CWS	7:40 PM
Thu 7/9	BOS	@	CWS	2:10 PM

Last Game

Red Sox

38 - 48

Final

Angels

36 - 53

Fri 3 Jul 2026

MLB 2026 Batting Leaders

HR Leaders

30

Schwarber

27

Goodman

27

Alvarez

RBI Leaders

66

Kurtz

63

Walker

62

Pages

Batting Average Leaders

.337

Lopez

.326

Arraez

.325

Díaz

Hit Leaders

117

Lopez

106

Arraez

101

Alvarez

Run Leaders

77

Wood

61

Kurtz

61

Turang

OBP Leaders

.431

Alvarez

.424

Kurtz

.408

Díaz

SLG Leaders

.625

Alvarez

.574

Buxton

.570

Schwarber

SB Leaders

32

Nuñez

29

Witt

26

Chisholm

MLB 2026 Pitching Leaders

Win Leaders

12

Ashby

10

Burns

10

Wrobleski

Strikeout Leaders

156

Misiorowski

137

Cease

136

Sánchez

ERA Leaders

1.47

Misiorowski

2.00

Sánchez

2.08

Schlittler

WHIP Leaders

0.78

Misiorowski

0.87

Rasmussen

0.89

Yamamoto

K/9 Leaders

13.65

Cease

13.50

Misiorowski

11.04

Skenes

K/BB Leaders

5.91

Sánchez

5.88

Rasmussen

5.86

Schlittler

Walk Leaders

16

Rasmussen

18

Wrobleski

18

Martinez

MLB Fantasy 2026

FanDuel Points Leaders

1,662

Ohtani

1,294.4

Wood

1,200.2

Kurtz

DraftKings Points Leaders

1,135.6

Ohtani

964

Wood

899

Alvarez

MLB 2026 Betting

Best Record ATS

55-35

51-34

50-35

50-37

49-37

48-39

Worst Record ATS

33-55

35-55

36-52

38-50

38-48

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves	51	35	.593
Phillies	49	39	.557	3.0
Marlins	47	42	.528	5.5
Nationals	46	44	.511	7.0
Mets	36	52	.409	16.0
NL Central	W	L	PCT	GB
Brewers	54	32	.628
Cubs	49	39	.557	6.0
Cardinals	46	39	.541	7.5
Pirates	45	45	.500	11.0
Reds	40	47	.460	14.5
NL West	W	L	PCT	GB
Dodgers	58	31	.652
Diamondbacks	43	44	.494	14.0
Padres	43	44	.494	14.0
Giants	36	51	.414	21.0
Rockies	36	53	.404	22.0

AL East	W	L	PCT	GB
Rays	52	33	.612
Yankees	49	39	.557	4.5
Blue Jays	42	47	.472	12.0
Orioles	41	48	.461	13.0
Red Sox	38	48	.442	14.5
AL Central	W	L	PCT	GB
Guardians	47	42	.528
White Sox	45	42	.517	1.0
Twins	43	47	.478	4.5
Tigers	39	50	.438	8.0
Royals	35	53	.398	11.5
AL West	W	L	PCT	GB
Mariners	46	44	.511
Rangers	45	44	.506	0.5
Astros	43	47	.478	3.0
Athletics	41	47	.466	4.0
Angels	36	53	.404	9.5

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Fri 6/19	TOR	@	CHC	2-16
Fri 6/19	CWS	@	DET	3-4
Fri 6/19	CIN	@	NYY	0-5
Fri 6/19	SDP	@	TEX	7-9
Fri 6/19	STL	@	KCR	5-6

Schedule

DATE	MATCHUP			TIME (ET)
Sat 7/4	BOS	@	LAA	9:38 PM
Sat 7/4	MIL	@	AZ	9:40 PM
Sat 7/4	MIA	@	ATH	9:40 PM
Sat 7/4	SDP	@	LAD	10:10 PM
Sun 7/5	NYM	@	ATL	12:30 PM

Since 1921, 50 pitchers are tied for the best walk percentage, with a walk percentage of 0.0. The first three are Eduardo Rivera, Eiberson Castellano and Miguel Ullola.

Related Searches

More MLB News

More Red Sox Stats

18

53

.286

9

93

2.69

MLB 2026 Batting Leaders

30

27

27

66

63

62

.337

.326

.325

117

106

101

77

61

61

.431

.424

.408

.625

.574

.570

32

29

26

MLB 2026 Pitching Leaders

12

10

10

156

137

136

1.47

2.00

2.08

0.78

0.87

0.89

13.65

13.50

11.04

5.91

5.88

5.86

16

18

18

MLB Fantasy 2026

1,662

1,294.4

1,200.2

1,135.6

964

899

MLB 2026 Betting

MLB 2026 Standings

MLB 2026 Scores & Schedule

Scores

Schedule