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2003 MLB Earned Run Average Leaders

Earned runs allowed per nine innings

All-time career leaders →

Pedro Martinez led the majors in earned run average with 2.22 in 2003, 0.12 ahead of Jason Schmidt (2.34). It was one of 5 times Pedro Martinez led in earned run average.

ERAWSOSVWHIPIPK/9BB/9K/BBSHOCGGSGLBBW-L%

Showing pitchers with at least 162.0 innings — the standard 1.0 inning per team game. Show all players

Pedro Martinez Led all of MLB in 2003 Pedro Martinez Boston Red Sox
2.22 Earned Run Average 0.12 clear of Jason Schmidt
Showing Earned Run Average and the stats that give it context Full stat line
# Player Team ERA W L IP WHIP
1 Pedro Martinez Pedro Martinez BOS 2.22 14 4 186.2 1.04
2 Jason Schmidt Jason Schmidt SFN 2.34 17 5 207.2 0.95
3 Kevin Brown Kevin Brown LAN 2.39 14 9 211.0 1.14
4 Mark Prior Mark Prior CHN 2.43 18 6 211.1 1.10
5 Tim Hudson Tim Hudson OAK 2.70 16 7 240.0 1.08
6 Brandon Webb Brandon Webb ARI 2.84 10 9 180.2 1.15
7 Esteban Loaiza Esteban Loaiza CHA 2.90 21 9 226.1 1.11
8 Curt Schilling Curt Schilling ARI 2.95 8 9 168.0 1.05
9 Hideo Nomo Hideo Nomo LAN 3.09 16 13 218.1 1.25
10 Carlos Zambrano Carlos Zambrano CHN 3.11 13 11 214.0 1.32
11 Mark Mulder Mark Mulder OAK 3.13 15 9 186.2 1.18
12 Livan Hernandez Livan Hernandez MON 3.20 15 10 233.1 1.21
13 Kerry Wood Kerry Wood CHN 3.20 14 11 211.0 1.19
14 Javier Vazquez Javier Vazquez MON 3.24 13 12 230.2 1.11
15 Roy Halladay Roy Halladay TOR 3.25 22 7 266.0 1.07
16 Jamie Moyer Jamie Moyer SEA 3.27 21 7 215.0 1.23
17 Kip Wells Kip Wells PIT 3.28 10 9 197.1 1.25
18 Barry Zito Barry Zito OAK 3.30 14 12 231.2 1.18
19 Mike Mussina Mike Mussina NYA 3.40 17 8 214.2 1.08
20 Miguel Batista Miguel Batista ARI 3.54 10 9 193.1 1.33
21 Ryan Franklin Ryan Franklin SEA 3.57 11 13 212.0 1.23
22 Mark Redman FLO 3.59 14 9 190.2 1.22
23 CC Sabathia CC Sabathia CLE 3.60 13 9 197.2 1.30
24 Vicente Padilla Vicente Padilla PHI 3.62 14 12 208.2 1.24
25 Tim Redding Tim Redding HOU 3.68 10 14 176.0 1.39
26 Sidney Ponson Sidney Ponson BAL +1 3.75 17 12 216.0 1.26
27 Matt Morris Matt Morris SLN 3.76 11 8 172.1 1.18
28 Darrell May KCA 3.77 10 8 210.0 1.19
29 Steve Trachsel Steve Trachsel NYN 3.78 16 10 204.2 1.31
30 Brian Anderson Brian Anderson CLE +1 3.78 14 11 197.2 1.29
31 Joel Pineiro Joel Pineiro SEA 3.78 16 11 211.2 1.27
32 Russ Ortiz Russ Ortiz ATL 3.81 21 7 212.1 1.31
33 Jae Weong Seo Jae Weong Seo NYN 3.82 9 12 188.1 1.27
34 Mike Hampton Mike Hampton ATL 3.84 14 8 190.0 1.39
35 Bartolo Colon Bartolo Colon CHA 3.87 15 13 242.0 1.20
36 Woody Williams SLN 3.87 18 9 220.2 1.25
37 Roger Clemens Roger Clemens NYA 3.91 17 9 211.2 1.21
38 Greg Maddux Greg Maddux ATL 3.96 16 11 218.1 1.18
39 Al Leiter Al Leiter NYN 3.99 15 9 180.2 1.49
40 Horacio Ramirez Horacio Ramirez ATL 4.00 12 4 182.1 1.39
41 Kevin Millwood Kevin Millwood PHI 4.01 14 12 222.0 1.25
42 Andy Pettitte Andy Pettitte NYA 4.02 21 8 208.1 1.33
43 Adam Eaton Adam Eaton SDN 4.08 9 12 183.0 1.32
44 Tim Wakefield Tim Wakefield BOS 4.09 11 7 202.1 1.30
45 Matt Clement Matt Clement CHN 4.11 14 12 201.2 1.23
46 Jake Peavy Jake Peavy SDN 4.11 12 11 194.2 1.31
47 Wade Miller Wade Miller HOU 4.13 14 13 187.1 1.31
48 Brad Penny Brad Penny FLO 4.13 14 10 196.1 1.28
49 Mark Buehrle Mark Buehrle CHA 4.14 14 14 230.1 1.35
50 David Wells David Wells NYA 4.14 15 7 213.0 1.23
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