Felix Hernandez had a record of 104-65 with an ERA of 2.83 and 1,549 strikeouts in 230 appearances between the 2009 and 2015 seasons.
| NAME | SEASON | TM | 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 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | F. Hernandez | 2009 |  SEA | 34 | 19 | 5 | .792 | 34 | 2.49 | 217 | 2 | 1 | 0 | 238.2 | 200 | 66 | 81 | 15 | 71 | 8 | 0 | 0 | 977 | 17 | 8.18 | 2.68 | 3.06 | 0.57 | 22.2 | 7.3 | 1.14 | .278 | 3.05 | 58 | 3.08 | 71 | 7.54 | 33.4 |
| 2 | | F. Hernandez | 2010 | SEA | 34 | 13 | 12 | .520 | 34 | 2.27 | 232 | 6 | 1 | 0 | 249.2 | 194 | 63 | 80 | 17 | 70 | 8 | 0 | 1 | 1,001 | 14 | 8.36 | 2.52 | 3.31 | 0.61 | 23.2 | 7.0 | 1.06 | .263 | 2.88 | 58 | 3.04 | 75 | 6.99 | 28.4 |
| 3 | | F. Hernandez | 2011 | SEA | 33 | 14 | 14 | .500 | 33 | 3.47 | 222 | 5 | 0 | 0 | 233.2 | 218 | 90 | 99 | 19 | 67 | 7 | 0 | 0 | 964 | 12 | 8.55 | 2.58 | 3.31 | 0.73 | 23.0 | 7.0 | 1.22 | .307 | 3.81 | 90 | 3.13 | 80 | 8.40 | 20.9 |
| 4 | | F. Hernandez | 2012 | SEA | 33 | 13 | 9 | .591 | 33 | 3.06 | 223 | 5 | 5 | 0 | 232.0 | 209 | 79 | 84 | 14 | 56 | 12 | 0 | 0 | 939 | 13 | 8.65 | 2.17 | 3.98 | 0.54 | 23.7 | 6.0 | 1.14 | .308 | 3.26 | 80 | 2.83 | 71 | 8.11 | 31 |
| 5 | | F. Hernandez | 2013 | SEA | 31 | 12 | 10 | .545 | 31 | 3.04 | 216 | 0 | 0 | 0 | 204.1 | 185 | 69 | 74 | 15 | 46 | 3 | 0 | 1 | 823 | 13 | 9.51 | 2.03 | 4.70 | 0.66 | 26.2 | 5.6 | 1.13 | .313 | 3.26 | 79 | 2.60 | 67 | 8.15 | 29.5 |
| 6 | | F. Hernandez | 2014 | SEA | 34 | 15 | 6 | .714 | 34 | 2.14 | 248 | 0 | 0 | 0 | 236.0 | 170 | 56 | 68 | 16 | 46 | 5 | 0 | 1 | 912 | 18 | 9.46 | 1.75 | 5.39 | 0.61 | 27.2 | 5.0 | 0.92 | .258 | 2.59 | 58 | 2.56 | 69 | 6.48 | 30.7 |
| 7 | | F. Hernandez | 2015 | SEA | 31 | 18 | 9 | .667 | 31 | 3.53 | 191 | 2 | 2 | 0 | 201.2 | 180 | 79 | 80 | 23 | 58 | 9 | 0 | 0 | 826 | 10 | 8.52 | 2.59 | 3.29 | 1.03 | 23.1 | 7.0 | 1.18 | .288 | 3.57 | 92 | 3.71 | 94 | 8.03 | 5.4 |
| Total | 230 | 104 | 65 | .615 | 230 | 2.83 | 1,549 | 20 | 9 | 0 | 1596.0 | 1,356 | 502 | 566 | 119 | 414 | 52 | 0 | 3 | 6,442 | 97 | 8.73 | 2.33 | 3.74 | 0.67 | 24.0 | 6.4 | 1.11 | .287 | 3.19 | 73 | 2.98 | 75 | 7.65 | 179.3 |
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