50 pitchers are tied for the best career win percentage by a starting pitcher when starting 3+ games on July 4, at 1.000. The first three are Kyle Hendricks, Jose Quintana and James Shields.
| NAME | W% | GS | W | L | G | 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 | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | K. Hendricks | 1.000 | 3 | 1 | 0 | 3 | 1.04 | 12 | 0 | 0 | 0 | 17.1 | 13 | 2 | 4 | 0 | 2 | 1 | 0 | 0 | 67 | 0 | 6.23 | 1.04 | 6.00 | 0.00 | 17.9 | 3.0 | 0.87 | .250 | 2.08 | 6.75 |
| 2 |  | J. Quintana | 1.000 | 4 | 2 | 0 | 4 | 1.67 | 22 | 0 | 0 | 0 | 27.0 | 17 | 5 | 5 | 2 | 8 | 1 | 0 | 0 | 104 | 1 | 7.33 | 2.67 | 2.75 | 0.67 | 21.2 | 7.7 | 0.93 | .211 | 1.67 | 5.67 |
| 3 | | J. Shields | 1.000 | 4 | 2 | 0 | 4 | 6.95 | 12 | 0 | 0 | 0 | 22.0 | 28 | 17 | 17 | 5 | 7 | 0 | 0 | 0 | 100 | 1 | 4.91 | 2.86 | 1.71 | 2.05 | 12.0 | 7.0 | 1.59 | .303 | 6.95 | 11.45 |
| 4 |  | J.A. Happ | 1.000 | 3 | 1 | 0 | 3 | 2.25 | 14 | 0 | 0 | 0 | 16.0 | 10 | 4 | 4 | 1 | 9 | 0 | 0 | 0 | 66 | 1 | 7.88 | 5.06 | 1.56 | 0.56 | 21.2 | 13.6 | 1.19 | .214 | 2.25 | 5.63 |
| 5 |  | C. Hamels | 1.000 | 3 | 2 | 0 | 3 | 1.69 | 18 | 0 | 0 | 0 | 16.0 | 14 | 3 | 4 | 1 | 2 | 0 | 0 | 0 | 66 | 0 | 10.13 | 1.13 | 9.00 | 0.56 | 27.3 | 3.0 | 1.00 | .289 | 2.25 | 7.88 |
| 6 | | J. Weaver | 1.000 | 3 | 2 | 0 | 3 | 1.86 | 9 | 0 | 0 | 0 | 19.1 | 18 | 4 | 8 | 0 | 3 | 2 | 0 | 1 | 80 | 0 | 4.19 | 1.40 | 3.00 | 0.00 | 11.3 | 3.8 | 1.09 | .273 | 3.72 | 8.38 |
| 7 | | L. Hernandez | 1.000 | 4 | 3 | 0 | 4 | 2.48 | 21 | 0 | 0 | 0 | 29.0 | 27 | 8 | 8 | 4 | 9 | 0 | 0 | 0 | 120 | 3 | 6.52 | 2.79 | 2.33 | 1.24 | 17.5 | 7.5 | 1.24 | .267 | 2.48 | 8.38 |
| 8 | | C. Carpenter | 1.000 | 3 | 3 | 0 | 3 | 0.82 | 8 | 1 | 1 | 0 | 22.0 | 14 | 2 | 2 | 1 | 4 | 1 | 0 | 0 | 82 | 0 | 3.27 | 1.64 | 2.00 | 0.41 | 9.8 | 4.9 | 0.82 | .191 | 0.82 | 5.73 |
| 9 | | A. Sele | 1.000 | 3 | 3 | 0 | 3 | 1.06 | 10 | 0 | 0 | 0 | 17.0 | 13 | 2 | 2 | 1 | 6 | 0 | 0 | 0 | 69 | 0 | 5.29 | 3.18 | 1.67 | 0.53 | 14.5 | 8.7 | 1.12 | .231 | 1.06 | 6.88 |
| 10 | | B. Anderson | 1.000 | 3 | 3 | 0 | 3 | 3.68 | 7 | 0 | 0 | 0 | 22.0 | 25 | 9 | 10 | 2 | 3 | 2 | 0 | 0 | 91 | 0 | 2.86 | 1.23 | 2.33 | 0.82 | 7.7 | 3.3 | 1.27 | .299 | 4.09 | 10.23 |
| 11 | | J. Suppan | 1.000 | 3 | 1 | 0 | 3 | 4.42 | 12 | 0 | 0 | 0 | 18.1 | 19 | 9 | 9 | 2 | 5 | 2 | 0 | 0 | 80 | 1 | 5.89 | 2.45 | 2.40 | 0.98 | 15.0 | 6.3 | 1.31 | .288 | 4.42 | 9.33 |
| 12 | | A. Benes | 1.000 | 4 | 3 | 0 | 4 | 2.77 | 27 | 0 | 0 | 0 | 26.0 | 26 | 8 | 10 | 2 | 7 | 0 | 0 | 0 | 108 | 1 | 9.35 | 2.42 | 3.86 | 0.69 | 25.0 | 6.5 | 1.27 | .333 | 3.46 | 9.00 |
| 13 | | S. Erickson | 1.000 | 3 | 2 | 0 | 3 | 1.82 | 8 | 0 | 0 | 0 | 24.2 | 17 | 5 | 5 | 0 | 9 | 1 | 0 | 0 | 96 | 0 | 2.92 | 3.28 | 0.89 | 0.00 | 8.3 | 9.4 | 1.05 | .218 | 1.82 | 6.20 |
| 14 | | M. Portugal | 1.000 | 3 | 1 | 0 | 3 | 3.50 | 12 | 0 | 0 | 0 | 18.0 | 18 | 7 | 7 | 2 | 6 | 0 | 0 | 0 | 73 | 0 | 6.00 | 3.00 | 2.00 | 1.00 | 16.4 | 8.2 | 1.33 | .302 | 3.50 | 9.00 |
| 15 | | T. Glavine | 1.000 | 3 | 2 | 0 | 3 | 2.41 | 9 | 0 | 0 | 0 | 18.2 | 21 | 5 | 7 | 1 | 6 | 1 | 0 | 0 | 83 | 0 | 4.34 | 2.89 | 1.50 | 0.48 | 10.8 | 7.2 | 1.45 | .303 | 3.38 | 10.13 |
| 16 |  | R. Johnson | 1.000 | 5 | 5 | 0 | 5 | 2.91 | 39 | 1 | 0 | 0 | 34.0 | 26 | 11 | 12 | 6 | 12 | 2 | 0 | 0 | 139 | 1 | 10.32 | 3.18 | 3.25 | 1.59 | 28.1 | 8.6 | 1.12 | .250 | 3.18 | 6.88 |
| 17 |  | R. Clemens | 1.000 | 4 | 3 | 0 | 4 | 2.25 | 28 | 0 | 0 | 0 | 28.0 | 22 | 7 | 7 | 1 | 4 | 1 | 0 | 0 | 111 | 0 | 9.00 | 1.29 | 7.00 | 0.32 | 25.2 | 3.6 | 0.93 | .273 | 2.25 | 7.07 |
| 18 |  | G. Maddux | 1.000 | 3 | 2 | 0 | 3 | 3.42 | 17 | 1 | 0 | 0 | 23.2 | 21 | 9 | 10 | 1 | 7 | 0 | 0 | 3 | 98 | 1 | 6.46 | 2.66 | 2.43 | 0.38 | 17.3 | 7.1 | 1.18 | .274 | 3.80 | 7.99 |
| 19 | | J. Rijo | 1.000 | 3 | 3 | 0 | 3 | 1.64 | 20 | 0 | 0 | 0 | 22.0 | 25 | 4 | 6 | 0 | 4 | 0 | 0 | 0 | 93 | 1 | 8.18 | 1.64 | 5.00 | 0.00 | 21.5 | 4.3 | 1.32 | .362 | 2.45 | 10.23 |
| 20 |  | T. Browning | 1.000 | 3 | 3 | 0 | 3 | 1.23 | 13 | 0 | 0 | 0 | 22.0 | 12 | 3 | 3 | 1 | 4 | 0 | 0 | 0 | 81 | 0 | 5.32 | 1.64 | 3.25 | 0.41 | 16.0 | 4.9 | 0.73 | .175 | 1.23 | 4.91 |
| 21 |  | D. Gooden | 1.000 | 4 | 3 | 0 | 4 | 3.42 | 20 | 1 | 0 | 0 | 26.1 | 19 | 10 | 10 | 3 | 11 | 0 | 0 | 0 | 102 | 0 | 6.84 | 3.76 | 1.82 | 1.03 | 19.6 | 10.8 | 1.14 | .235 | 3.42 | 6.49 |
| 22 | | M. Moore | 1.000 | 4 | 1 | 0 | 4 | 3.91 | 17 | 1 | 0 | 0 | 25.1 | 21 | 11 | 11 | 4 | 10 | 1 | 0 | 0 | 103 | 1 | 6.04 | 3.55 | 1.70 | 1.42 | 16.5 | 9.7 | 1.22 | .239 | 3.91 | 7.46 |
| 23 |  | R. Guidry | 1.000 | 3 | 2 | 0 | 3 | 1.61 | 13 | 1 | 0 | 0 | 22.1 | 15 | 4 | 5 | 1 | 6 | 0 | 0 | 1 | 90 | 0 | 5.24 | 2.42 | 2.17 | 0.40 | 14.4 | 6.7 | 0.94 | .200 | 2.01 | 6.04 |
| 24 | | B. Knepper | 1.000 | 4 | 1 | 0 | 4 | 3.20 | 12 | 0 | 0 | 0 | 25.1 | 22 | 9 | 13 | 3 | 8 | 0 | 0 | 1 | 105 | 0 | 4.26 | 2.84 | 1.50 | 1.07 | 11.4 | 7.6 | 1.18 | .232 | 4.62 | 7.82 |
| 25 | | D. Martinez | 1.000 | 6 | 6 | 0 | 6 | 3.63 | 23 | 1 | 0 | 0 | 39.2 | 35 | 16 | 16 | 8 | 8 | 1 | 0 | 0 | 160 | 0 | 5.22 | 1.82 | 2.88 | 1.82 | 14.4 | 5.0 | 1.08 | .225 | 3.63 | 7.94 |
StatMuse has game-level data for pitcher win percentage and starts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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