Cristopher Sánchez has the highest ERA by a Phillies starting pitcher in a season, with an ERA of 108.00 in his rookie season in 2021.
| NAME | ERA | SEASON | TM | G | W | L | W% | GS | 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 | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | C. Sánchez | 108.00 | 2021 |  PHI | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0.1 | 3 | 4 | 4 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 27.00 | 27.00 | 1.00 | 0.00 | 20.0 | 20.0 | 12.00 | 1.000 | 108.00 | 81.00 | |
| 2 |  | R. Madson | 81.00 | 2004 | PHI | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.2 | 6 | 6 | 6 | 3 | 1 | 0 | 0 | 0 | 9 | 0 | 0.00 | 13.50 | 0.00 | 40.50 | 0.0 | 11.1 | 10.50 | .600 | 81.00 | 81.00 | |
| 3 | | S. Nahem | 81.00 | 1948 | PHN | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 0.1 | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 5 | 0 | 0.00 | 0.00 | 0.00 | 0.0 | 0.0 | 12.00 | .800 | 81.00 | 108.00 | ||
| 4 | | A. Lopatka | 81.00 | 1946 | PHN | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 0.1 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 4 | 0 | 0.00 | 0.00 | 0.00 | 0.0 | 0.0 | 9.00 | .750 | 81.00 | 81.00 | ||
| 5 | | L. Pettit | 81.00 | 1937 | PHN | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 0.1 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 4 | 0 | 0.00 | 54.00 | 0.00 | 0.00 | 0.0 | 50.0 | 9.00 | .500 | 81.00 | 27.00 | |
| 6 | | D. Covey | 67.50 | 2023 | PHI | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 0.2 | 6 | 5 | 7 | 2 | 0 | 0 | 0 | 0 | 9 | 0 | 0.00 | 0.00 | 27.00 | 0.0 | 0.0 | 9.00 | .571 | 94.50 | 81.00 | |
| 7 | | C. McLish | 54.00 | 1964 | PHI | 1 | 0 | 1 | .000 | 1 | 1 | 0 | 0 | 0 | 0.1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 27.00 | 0.00 | 0.00 | 33.3 | 0.0 | 6.00 | 1.000 | 54.00 | 54.00 | |
| 8 | | L. Taber | 47.25 | 1927 | PHN | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 1.1 | 6 | 7 | 7 | 0 | 2 | 1 | 0 | 13 | 0 | 0.00 | 13.50 | 0.00 | 0.00 | 0.0 | 15.4 | 6.00 | .600 | 47.25 | 40.50 | |
| 9 | | C. Simmons | 45.00 | 1960 | PHI | 2 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 1.0 | 6 | 5 | 5 | 2 | 3 | 0 | 0 | 0 | 13 | 0 | 9.00 | 27.00 | 0.33 | 18.00 | 7.7 | 23.1 | 9.00 | .571 | 45.00 | 54.00 | |
| 10 | | T. Farrell | 40.50 | 1967 | PHI | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 0.2 | 3 | 3 | 3 | 2 | 1 | 0 | 0 | 1 | 6 | 0 | 0.00 | 13.50 | 0.00 | 27.00 | 0.0 | 16.7 | 6.00 | .333 | 40.50 | 40.50 |
| 11 | | R. Quirico | 37.80 | 1996 | PHI | 1 | 0 | 1 | .000 | 1 | 1 | 0 | 0 | 0 | 1.2 | 4 | 7 | 7 | 1 | 5 | 0 | 0 | 0 | 14 | 0 | 5.40 | 27.00 | 0.20 | 5.40 | 7.1 | 35.7 | 5.40 | .429 | 37.80 | 21.60 |
| 12 | | A. Bernero | 36.00 | 2006 | PHI | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 2.0 | 7 | 8 | 8 | 3 | 2 | 0 | 0 | 0 | 15 | 0 | 0.00 | 9.00 | 0.00 | 13.50 | 0.0 | 13.3 | 4.50 | .400 | 36.00 | 31.50 |
| 13 | | S. Johnson | 34.71 | 2024 | PHI | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 2.1 | 8 | 9 | 9 | 1 | 3 | 0 | 0 | 0 | 18 | 0 | 0.00 | 11.57 | 0.00 | 3.86 | 0.0 | 16.7 | 4.71 | .500 | 34.71 | 30.86 |
| 14 | | E. Miller | 33.75 | 1929 | PHN | 2 | 0 | 1 | .000 | 2 | 3 | 0 | 0 | 0 | 1.1 | 2 | 5 | 5 | 0 | 6 | 0 | 0 | 12 | 0 | 20.25 | 40.50 | 0.50 | 0.00 | 25.0 | 50.0 | 6.00 | .667 | 33.75 | 13.50 | |
| 15 | | R. Marshall | 31.50 | 1912 | PHN | 1 | 0 | 1 | .000 | 1 | 1 | 0 | 0 | 0 | 2.0 | 11 | 7 | 11 | 0 | 1 | 0 | 0 | 19 | 0 | 4.50 | 4.50 | 1.00 | 0.00 | 5.3 | 5.3 | 6.00 | .647 | 49.50 | 49.50 | |
| 16 | | E. Hodkey | 27.00 | 1946 | PHN | 1 | 0 | 1 | .000 | 1 | 0 | 0 | 0 | 0 | 2.0 | 7 | 6 | 6 | 0 | 2 | 0 | 0 | 16 | 1 | 0.00 | 9.00 | 0.00 | 0.00 | 0.0 | 12.5 | 4.50 | .500 | 27.00 | 31.50 | |
| 17 | | L. Weinert | 27.00 | 1924 | PHN | 1 | 0 | 1 | .000 | 1 | 1 | 0 | 0 | 0 | 1.0 | 2 | 3 | 4 | 0 | 4 | 0 | 0 | 9 | 0 | 9.00 | 36.00 | 0.25 | 0.00 | 11.1 | 44.4 | 6.00 | .500 | 36.00 | 18.00 | |
| 18 | | M. Welch | 22.74 | 1998 | PHI | 2 | 0 | 2 | .000 | 2 | 7 | 0 | 0 | 0 | 6.1 | 15 | 16 | 16 | 5 | 6 | 2 | 0 | 0 | 43 | 0 | 9.95 | 8.53 | 1.17 | 7.11 | 16.3 | 14.0 | 3.32 | .435 | 22.74 | 21.32 |
| 19 | | R. O'Neal | 22.50 | 1989 |  PHI | 1 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 2.0 | 5 | 5 | 5 | 1 | 2 | 0 | 0 | 0 | 13 | 0 | 9.00 | 9.00 | 1.00 | 4.50 | 15.4 | 15.4 | 3.50 | .500 | 22.50 | 22.50 | |
| 20 | | M. Prendergast | 22.50 | 1919 | PHN | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2.0 | 7 | 5 | 5 | 0 | 0 | 0 | 0 | 12 | 0 | 4.50 | 0.00 | 0.00 | 8.3 | 0.0 | 3.50 | .636 | 22.50 | 31.50 | |||
| 21 | | M. Plassmeyer | 22.09 | 2023 | PHI | 1 | 0 | 1 | .000 | 1 | 4 | 0 | 0 | 0 | 3.2 | 8 | 9 | 10 | 3 | 0 | 3 | 0 | 0 | 23 | 0 | 9.82 | 0.00 | 7.36 | 17.4 | 0.0 | 2.18 | .385 | 24.55 | 19.64 | |
| 22 | | R. Valdes | 22.09 | 2013 | PHI | 1 | 0 | 1 | .000 | 1 | 3 | 0 | 0 | 0 | 3.2 | 12 | 9 | 9 | 2 | 0 | 0 | 0 | 0 | 23 | 1 | 7.36 | 0.00 | 4.91 | 13.0 | 0.0 | 3.27 | .556 | 22.09 | 29.45 | |
| 23 | | G. Wagner | 21.60 | 1966 | PHI | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1.2 | 3 | 4 | 4 | 1 | 2 | 0 | 0 | 0 | 10 | 0 | 5.40 | 10.80 | 0.50 | 5.40 | 10.0 | 20.0 | 3.00 | .333 | 21.60 | 16.20 | |
| 24 | | J. Dunn | 21.21 | 1901 | PHN | 2 | 0 | 1 | .000 | 2 | 1 | 0 | 0 | 0 | 4.2 | 11 | 11 | 16 | 0 | 9 | 2 | 0 | 0 | 1.93 | 17.36 | 0.11 | 0.00 | 4.29 | 30.86 | 21.21 | |||||
| 25 | | P. Spoljaric | 21.13 | 1999 | PHI | 3 | 0 | 3 | .000 | 3 | 6 | 0 | 0 | 0 | 7.2 | 21 | 18 | 23 | 1 | 5 | 1 | 0 | 0 | 50 | 0 | 7.04 | 5.87 | 1.20 | 1.17 | 12.0 | 10.0 | 3.39 | .541 | 27.00 | 24.65 |
StatMuse has game-level data for ERA going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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