Since 1900, Bob Feller has allowed the most walks in a season, with 208 allowed in 1938.

most bb by a pitcher in a season since 1900
1938 Feller 1977 Ryan 1974 Ryan 1941 Feller 1938 Newsom 1955 Jones 1976 Ryan 1954 Turley 1911 Harmon 1949 Byrne 1955 Turley 1932 Hadley 1916 Myers 1937 Newsom 1915 Wyckoff 1977 Niekro 1911 Moore 1973 Ryan 1943 Vander Meer 1950 Byrne 1912 O'Toole 1974 Coleman 1972 Ryan 1915 Lowdermilk 1955 Score 1971 McDowell 1946 Feller 0 20 40 60 80 100 120 140 160 180 200 208 204 202 194 192 185 183 181 181 179 177 171 168 167 165 164 164 162 162 160 159 158 157 157 154 153 153
NAME SEASON TM G BB W L W% GS CG GF SHO SV IP H TBF R ER HR IBB HBP SO WP ERA WHIP K/9 H/9 BB/9 K/BB ERA- FIP FIP- PRAA
Bob Feller illustration Bob Feller
1938
CLE logo CLE
39 208 17 11 .607 36 20 3 2 1 277.2 225 1,248 136 126 13 7 240 5 4.08 1.56 7.78 7.29 6.74 1.15 86 4.13 91 13
Nolan Ryan illustration Nolan Ryan
1977
CAL logo CAL
37 204 19 16 .543 37 22 0 4 0 299.0 198 1,272 110 92 12 7 9 341 21 2.77 1.34 10.26 5.96 6.14 1.67 72 3.11 79 27.9
Nolan Ryan illustration Nolan Ryan
1974
CAL logo CAL
42 202 22 16 .579 41 26 1 3 0 332.2 221 1,392 127 107 18 3 9 367 9 2.89 1.27 9.93 5.98 5.46 1.82 85 2.97 84 20.2
Bob Feller illustration Bob Feller
1941
CLE logo CLE
44 194 25 13 .658 40 28 4 6 2 343.0 284 1,466 129 120 15 5 260 6 3.15 1.39 6.82 7.45 5.09 1.34 78 3.46 88 17.8
Bobo Newsom illustration Bobo Newsom
1938
SLA logo SLA
44 192 20 16 .556 40 31 3 0 1 329.2 334 1,475 205 186 30 5 226 3 5.08 1.60 6.17 9.12 5.24 1.18 101 4.53 94 11.6
Sam Jones illustration Sam Jones
1955
CHC logo CHC
36 185 14 20 .412 34 12 1 4 0 241.2 175 1,070 118 110 22 5 14 198 5 4.10 1.49 7.37 6.52 6.89 1.07 100 4.38 106 -6.3
Nolan Ryan illustration Nolan Ryan
1976
CAL logo CAL
39 183 17 18 .486 39 21 0 7 0 284.1 193 1,196 117 106 13 2 5 327 5 3.36 1.32 10.35 6.11 5.79 1.79 99 2.91 85 16.5
Bob Turley illustration Bob Turley
1954
BAL logo BAL
35 181 14 15 .483 35 14 0 0 0 247.1 178 1,092 106 95 7 7 185 5 3.46 1.45 6.73 6.48 6.59 1.02 99 3.55 101 -1.8
Bob Harmon illustration Bob Harmon
1911
SLN logo SLN
51 181 23 16 .590 41 28 7 2 4 348.0 290 1,424 155 121 10 7 144 3 3.13 1.35 3.72 7.50 4.68 0.80 93 3.93 112 -17.5
Tommy Byrne illustration Tommy Byrne
1949
NYY logo NYY
32 179 15 7 .682 30 12 2 3 0 196.0 125 880 84 81 11 13 129 4 3.72 1.55 5.92 5.74 8.22 0.72 92 4.86 120 -19
Bob Turley illustration Bob Turley
1955
NYY logo NYY
36 177 17 13 .567 34 13 2 6 1 246.2 168 1,075 92 84 16 4 7 210 7 3.06 1.40 7.66 6.13 6.46 1.19 82 3.75 102 -3.2
Bump Hadley illustration Bump Hadley
1932 TOT 43 171 14 21 .400 35 13 5 1 2 248.1 261 1,155 168 149 23 8 145 5 5.40 1.74 5.26 9.46 6.20 0.85 114 5.22 113 -14.7
Elmer Myers illustration Elmer Myers
1916
PHA logo PHA
44 168 14 23 .378 35 31 8 2 1 315.0 280 1,310 169 128 7 14 182 13 3.66 1.42 5.20 8.00 4.80 1.08 130 3.18 113 -12.9
Bobo Newsom illustration Bobo Newsom
1937 TOT 41 167 16 14 .533 37 17 2 1 0 275.1 269 1,247 163 147 18 6 166 6 4.81 1.58 5.43 8.79 5.46 0.99 103 4.57 99 1.4
Weldon Wyckoff illustration Weldon Wyckoff
1915
PHA logo PHA
43 165 10 22 .313 34 20 7 1 0 276.0 238 1,137 139 108 1 5 157 14 3.52 1.46 5.12 7.76 5.38 0.95 121 3.17 108 -7.5
Phil Niekro illustration Phil Niekro
1977
ATL logo ATL
44 164 16 20 .444 43 20 1 2 0 330.1 315 1,428 166 148 26 12 8 262 17 4.03 1.45 7.14 8.58 4.47 1.60 95 3.73 88 18.1
Earl Moore illustration Earl Moore
1911
PHN logo PHN
42 164 15 19 .441 36 21 5 5 1 308.1 265 1,279 123 90 11 12 174 5 2.63 1.39 5.08 7.74 4.79 1.06 75 3.81 105 -4.6
Nolan Ryan illustration Nolan Ryan
1973
CAL logo CAL
41 162 21 16 .568 39 26 2 4 1 326.0 238 1,355 113 104 18 2 7 383 15 2.87 1.23 10.57 6.57 4.47 2.36 80 2.48 69 40.9
Johnny Vander Meer illustration Johnny Vander Meer
1943
CIN logo CIN
36 162 15 16 .484 36 21 0 3 0 289.0 228 1,204 102 92 5 3 174 6 2.87 1.35 5.42 7.10 5.04 1.07 87 3.15 98 1.6
Tommy Byrne illustration Tommy Byrne
1950
NYY logo NYY
31 160 15 9 .625 31 10 0 2 0 203.1 188 951 115 107 23 17 118 3 4.74 1.71 5.22 8.32 7.08 0.74 108 5.51 129 -29.6
Marty O'Toole illustration Marty O'Toole
1912
PIT logo PIT
37 159 15 17 .469 36 17 1 6 0 275.1 237 1,170 110 83 4 2 150 2 2.71 1.44 4.90 7.75 5.20 0.94 81 3.70 108 -9.3
Joe Coleman illustration Joe Coleman
1974
DET logo DET
41 158 14 12 .538 41 11 0 2 0 285.2 272 1,262 160 137 30 13 12 177 13 4.32 1.51 5.58 8.57 4.98 1.12 114 4.48 120 -22.6
Nolan Ryan illustration Nolan Ryan
1972
CAL logo CAL
39 157 19 16 .543 39 20 0 9 0 284.0 166 1,154 80 72 14 4 10 329 18 2.28 1.14 10.43 5.26 4.98 2.10 79 2.48 83 16.6
Grover Lowdermilk illustration Grover Lowdermilk
1915 TOT 45 157 13 18 .419 34 14 8 1 0 250.1 200 1,048 126 90 1 17 148 8 3.24 1.43 5.32 7.19 5.64 0.94 113 3.36 116 -14
Herb Score illustration Herb Score
1955
CLE logo CLE
33 154 16 10 .615 32 11 0 2 0 227.1 158 978 85 72 18 1 1 245 12 2.85 1.37 9.70 6.26 6.10 1.59 72 3.29 84 15.6

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