which relief pitcher had the lowest whip last season with at least 25 ip

Aroldis Chapman had the lowest WHIP by a relief pitcher with 25.0+ innings pitched in 2025, with a WHIP of 0.70.

NAMEWHIPIPSEASONTMGWLW%GSERASOCGSHOSVHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%BABIPRAH/9
1Aroldis Chapman
A. Chapman
0.70
61.1
2025
67
5
3
.625
0
1.17
85
0
0
32
28
8
9
3
15
0
43
0
228
6
12.47
2.20
5.67
0.44
37.3
6.6
.200
1.32
4.11
2Eric Lauer
E. Lauer
0.75
30.2
2025
13
3
0
1.000
0
1.76
28
0
0
0
15
6
6
1
8
1
2
0
113
0
8.22
2.35
3.50
0.29
24.8
7.1
.187
1.76
4.40
3Brooks Raley
B. Raley
0.78
25.2
2025
30
3
1
.750
0
2.45
25
0
0
0
14
7
7
0
6
2
1
0
99
0
8.77
2.10
4.17
0.00
25.3
6.1
.212
2.45
4.91
4Shawn Armstrong
S. Armstrong
0.83
70.0
2025
69
4
2
.667
0
2.19
68
0
0
9
39
17
19
4
19
6
22
0
270
3
8.74
2.44
3.58
0.51
25.2
7.0
.202
2.44
5.01
5Taylor Clarke
T. Clarke
0.85
55.1
2025
51
1
1
.500
0
3.25
44
0
0
1
38
20
20
8
9
1
15
0
206
5
7.16
1.46
4.89
1.30
21.4
4.4
.208
3.25
6.18
6Josh Hader
J. Hader
0.85
52.2
2025
48
6
2
.750
0
2.05
76
0
0
28
29
12
16
8
16
2
41
1
206
2
12.99
2.73
4.75
1.37
36.9
7.8
.202
2.73
4.96
7Dennis Santana
D. Santana
0.87
70.1
2025
70
4
5
.444
0
2.18
60
0
0
16
44
17
18
5
17
3
34
0
270
0
7.68
2.18
3.53
0.64
22.2
6.3
.211
2.30
5.63
8Gabe Speier
G. Speier
0.87
62.0
2025
76
4
3
.571
0
2.61
82
0
0
0
43
18
19
5
11
5
4
1
243
1
11.90
1.60
7.45
0.73
33.7
4.5
.271
2.76
6.24
9Edwin Díaz
E. Díaz
0.87
66.1
2025
62
6
3
.667
0
1.63
98
0
0
28
37
12
14
4
21
8
48
0
258
7
13.30
2.85
4.67
0.54
38.0
8.1
.260
1.90
5.02
10Matt Svanson
M. Svanson
0.88
60.1
2025
39
4
0
1.000
0
1.94
68
0
0
0
33
13
14
3
20
4
10
0
234
1
10.14
2.98
3.40
0.45
29.1
8.5
.216
2.09
4.92
11Caleb Thielbar
C. Thielbar
0.88
58.0
2025
67
3
4
.429
0
2.64
56
0
0
1
38
17
17
5
13
0
4
1
220
0
8.69
2.02
4.31
0.78
25.5
5.9
.226
2.64
5.90
12Randy Rodríguez
R. Rodríguez
0.89
50.2
2025
50
3
5
.375
0
1.78
67
0
0
4
34
10
12
4
11
4
15
0
198
2
11.90
1.95
6.09
0.71
33.8
5.6
.268
2.13
6.04
13Adrian Morejon
A. Morejon
0.90
73.2
2025
75
13
6
.684
0
2.08
70
0
0
3
49
17
23
2
17
0
9
3
286
2
8.55
2.08
4.12
0.24
24.5
5.9
.239
2.81
5.99
14Steven Okert
S. Okert
0.90
70.0
2025
67
3
2
.600
0
2.96
82
0
0
1
44
23
24
6
19
2
7
1
270
0
10.54
2.44
4.32
0.77
30.4
7.0
.236
3.09
5.66
15Robert Suarez
R. Suarez
0.90
69.2
2025
70
4
6
.400
0
2.97
75
0
0
40
47
23
24
6
16
2
56
2
269
1
9.69
2.07
4.69
0.78
27.9
5.9
.241
3.10
6.07
16Mason Miller
M. Miller
0.91
61.2
2025
TOT
60
1
2
.333
0
2.63
104
0
0
22
28
18
19
5
28
1
37
2
234
3
15.18
4.09
3.71
0.73
44.4
12.0
.240
2.77
4.09
17Emilio Pagán
E. Pagán
0.92
68.2
2025
70
2
4
.333
0
2.88
81
0
0
32
41
22
26
10
22
2
56
0
270
1
10.62
2.88
3.68
1.31
30.0
8.1
.200
3.41
5.37
18Tobias Myers
T. Myers
0.92
28.1
2025
16
0
1
.000
0
1.91
20
0
0
0
23
6
7
1
3
1
8
0
110
0
6.35
0.95
6.67
0.32
18.2
2.7
.259
2.22
7.31
19Connor Phillips
C. Phillips
0.92
25.0
2025
21
5
0
1.000
0
2.88
32
0
0
0
11
8
9
3
12
2
5
0
98
2
11.52
4.32
2.67
1.08
32.7
12.2
.163
3.24
3.96
20John Curtiss
J. Curtiss
0.93
36.2
2025
30
3
2
.600
0
3.93
24
0
0
1
29
16
18
5
5
0
12
0
141
0
5.89
1.23
4.80
1.23
17.0
3.5
.224
4.42
7.12
21Dylan Dodd
D. Dodd
0.94
35.0
2025
28
1
0
1.000
0
3.60
30
0
0
0
28
14
14
5
5
1
12
0
136
1
7.71
1.29
6.00
1.29
22.1
3.7
.242
3.60
7.20
22Tyler Rogers
T. Rogers
0.94
77.1
2025
TOT
81
4
6
.400
0
1.98
48
0
0
0
66
17
20
4
7
1
13
0
299
0
5.59
0.81
6.86
0.47
16.1
2.3
.259
2.33
7.68
23Braydon Fisher
B. Fisher
0.95
48.2
2025
51
7
0
1.000
0
1.85
61
0
0
0
28
10
10
2
18
3
12
1
193
0
11.28
3.33
3.39
0.37
31.6
9.3
.239
1.85
5.18
24Garrett Cleavinger
G. Cleavinger
0.95
61.1
2025
67
2
6
.250
0
2.35
82
0
0
2
40
16
17
9
18
7
9
0
243
1
12.03
2.64
4.56
1.32
33.7
7.4
.244
2.49
5.87
25Kenley Jansen
K. Jansen
0.95
59.0
2025
62
5
4
.556
0
2.59
57
0
0
29
37
17
18
8
19
1
47
2
234
0
8.69
2.90
3.00
1.22
24.4
8.1
.195
2.75
5.64
StatMuse has game-level data for WHIP and innings pitched going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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.614
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DATEMATCHUPTIME (ET)
Fri
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Sat
5/16
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Sun
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Mon
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MLB 2026 Standings

NL EastWLPCTGB
30
14
.682
21
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.477
9.0
21
23
.477
9.0
20
24
.455
10.0
18
25
.419
11.5
NL CentralWLPCTGB
28
16
.636
24
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.585
2.5
25
18
.581
2.5
24
20
.545
4.0
23
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.523
5.0
NL WestWLPCTGB
26
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.591
25
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.581
0.5
20
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.476
5.0
18
26
.409
8.0
17
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.386
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AL EastWLPCTGB
28
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.667
27
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.614
2.0
20
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.455
9.0
19
24
.442
9.5
18
25
.419
10.5
AL CentralWLPCTGB
24
21
.533
22
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.512
1.0
20
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.455
3.5
19
25
.432
4.5
19
25
.432
4.5
AL WestWLPCTGB
22
21
.512
22
23
.489
1.0
21
22
.488
1.0
17
28
.378
6.0
16
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.364
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