Brian Fuentes career ERA
3.62Career Regular Season
Brian Fuentes has a career ERA of 3.62 over 12 regular seasons.
- Best season on file: 2.73 in 2008.
- Most recent: 7.20 in 2012.
Average of 12 regular seasons, 2001 through 2012. Figures come from ESPN's box scores and were last read on September 23, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2001 |  SEA | 10 | 1 | 1 | 4.63 | 11.2 | 10 | 8 | 1.20 | 0 |
| 2002 |  COL | 31 | 2 | 0 | 4.73 | 26.2 | 38 | 13 | 1.43 | 0 |
| 2003 | COL | 75 | 3 | 3 | 2.75 | 75.1 | 82 | 34 | 1.30 | 4 |
| 2004 | COL | 47 | 2 | 4 | 5.64 | 44.2 | 48 | 19 | 1.46 | 0 |
| 2005 | COL | 78 | 2 | 5 | 2.91 | 74.1 | 91 | 34 | 1.25 | 31 |
| 2006 | COL | 66 | 3 | 4 | 3.44 | 65.1 | 73 | 26 | 1.16 | 30 |
| 2007 | COL | 64 | 3 | 5 | 3.08 | 61.1 | 56 | 23 | 1.13 | 20 |
| 2008 | COL | 67 | 1 | 5 | 2.73 | 62.2 | 82 | 22 | 1.10 | 30 |
| 2009 |  LAA | 65 | 1 | 5 | 3.93 | 55.0 | 46 | 24 | 1.40 | 48 |
| 2010 |  LAA/MIN | 48 | 4 | 1 | 2.81 | 48.0 | 47 | 20 | 1.06 | 24 |
| 2011 |  ATH | 67 | 2 | 8 | 3.70 | 58.1 | 42 | 20 | 1.23 | 12 |
| 2012 |  ATH/STL | 32 | 2 | 2 | 7.20 | 30.0 | 24 | 15 | 1.70 | 5 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV