Between May 13, 2023 and May 13, 2025, Luis Castillo and Aaron Nola are tied for giving up the most home runs against left-handed batters, with 39 HR.
| NAME | HR | G | SO | H | BB | HBP | IBB | K/BB | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | L. Castillo | 39 | 63 | 178 | 178 | 68 | 5 | 2 | 2.62 |
| 2 |  | A. Nola | 39 | 65 | 190 | 180 | 60 | 4 | 0 | 3.17 |
| 3 |  | J. Irvin | 38 | 64 | 141 | 189 | 66 | 6 | 1 | 2.14 |
| 4 |  | C. Bassitt | 33 | 64 | 179 | 205 | 71 | 8 | 3 | 2.52 |
| 5 |  | J. Taillon | 33 | 61 | 137 | 165 | 56 | 2 | 0 | 2.45 |
| 6 |  | M. Keller | 33 | 63 | 197 | 212 | 61 | 10 | 0 | 3.23 |
| 7 |  | J. BerrÃos | 33 | 65 | 192 | 179 | 79 | 10 | 3 | 2.43 |
| 8 |  | B. Lively | 30 | 56 | 108 | 136 | 56 | 1 | 1 | 1.93 |
| 9 | | C. Rea | 30 | 59 | 114 | 152 | 43 | 4 | 0 | 2.65 |
| 10 |  | L. Severino | 29 | 59 | 132 | 183 | 59 | 8 | 2 | 2.24 |
| 11 |  | D. Kremer | 29 | 56 | 138 | 139 | 63 | 2 | 0 | 2.19 |
| 12 |  | B. Bello | 27 | 57 | 112 | 175 | 71 | 9 | 0 | 1.58 |
| 13 |  | Z. Wheeler | 27 | 65 | 226 | 186 | 66 | 7 | 0 | 3.42 |
| 14 |  | P. López | 27 | 63 | 189 | 200 | 42 | 6 | 1 | 4.50 |
| 15 |  | B. Pfaadt | 27 | 57 | 146 | 173 | 44 | 6 | 2 | 3.32 |
| 16 |  | B. Miller | 27 | 62 | 142 | 153 | 60 | 5 | 0 | 2.37 |
| 17 | | B. Singer | 26 | 61 | 171 | 201 | 74 | 10 | 0 | 2.31 |
| 18 | | K. Gibson | 26 | 58 | 139 | 177 | 66 | 4 | 0 | 2.11 |
| 19 | | K. Crawford | 25 | 57 | 139 | 111 | 47 | 7 | 0 | 2.96 |
| 20 | | L. Lynn | 25 | 47 | 102 | 136 | 61 | 3 | 1 | 1.67 |
| 21 | | L. Gilbert | 25 | 64 | 189 | 150 | 35 | 1 | 1 | 5.40 |
| 22 |  | D. Cease | 25 | 66 | 187 | 162 | 63 | 5 | 3 | 2.97 |
| 23 |  | Z. Gallen | 25 | 63 | 176 | 166 | 63 | 6 | 0 | 2.79 |
| 24 |  | R. Blanco | 24 | 46 | 107 | 88 | 59 | 1 | 0 | 1.81 |
| 25 |  | M. Mikolas | 24 | 67 | 114 | 201 | 28 | 7 | 0 | 4.07 |
StatMuse has event-level data for home runs allowed going back to the 1974 season.
Some of the information used here was obtained free of charge from Retrosheet.
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