Wei-Yin Chen had a 13-19 record with an ERA of 5.10 and 299 strikeouts in 102 appearances for the Marlins in his career.
| 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 |  | W. Chen | 2016 |  MIA | 22 | 5 | 5 | .500 | 22 | 4.96 | 100 | 0 | 0 | 0 | 123.1 | 134 | 68 | 69 | 22 | 24 | 3 | 0 | 0 | 520 | 1 | 7.30 | 1.75 | 4.17 | 1.61 | 19.2 | 4.6 | 1.28 | .302 | 5.04 | 125 | 4.49 | 112 | 9.78 | -7.1 |
| 2 | | W. Chen | 2017 | MIA | 9 | 2 | 1 | .667 | 5 | 3.82 | 25 | 0 | 0 | 0 | 33.0 | 25 | 14 | 14 | 3 | 9 | 1 | 1 | 0 | 132 | 1 | 6.82 | 2.45 | 2.78 | 0.82 | 18.9 | 6.8 | 1.03 | .234 | 3.82 | 93 | 3.73 | 89 | 6.82 | 1.7 |
| 3 | | W. Chen | 2018 | MIA | 26 | 6 | 12 | .333 | 26 | 4.79 | 111 | 0 | 0 | 0 | 133.1 | 131 | 71 | 75 | 19 | 47 | 1 | 0 | 6 | 572 | 4 | 7.49 | 3.17 | 2.36 | 1.28 | 19.4 | 8.2 | 1.34 | .284 | 5.06 | 125 | 4.42 | 112 | 8.84 | -7.5 |
| 4 | | W. Chen | 2019 |  MIA | 45 | 0 | 1 | .000 | 0 | 6.59 | 63 | 0 | 0 | 0 | 68.1 | 87 | 50 | 54 | 15 | 18 | 5 | 14 | 2 | 307 | 2 | 8.30 | 2.37 | 3.50 | 1.98 | 20.5 | 5.9 | 1.54 | .350 | 7.11 | 158 | 5.22 | 122 | 11.46 | -7.4 |
| Total | 102 | 13 | 19 | .406 | 53 | 5.10 | 299 | 0 | 0 | 0 | 358.0 | 377 | 203 | 212 | 59 | 98 | 10 | 15 | 8 | 1,531 | 8 | 7.52 | 2.46 | 3.05 | 1.48 | 19.5 | 6.4 | 1.33 | .299 | 5.33 | 129 | 4.54 | 112 | 9.48 | -20.3 |
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