Juan Guzman career ERA
4.08Career Regular Season
Juan Guzman has a career ERA of 4.08 over 10 regular seasons.
- Best season on file: 2.64 in 1992.
- Most recent: 43.20 in 2000.
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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1991 |  TOR | 23 | 10 | 3 | 2.99 | 138.2 | 123 | 66 | 1.18 | 0 |
| 1992 | TOR | 28 | 16 | 5 | 2.64 | 180.2 | 165 | 72 | 1.15 | 0 |
| 1993 | TOR | 33 | 14 | 3 | 3.99 | 221.0 | 194 | 110 | 1.45 | 0 |
| 1994 | TOR | 25 | 12 | 11 | 5.68 | 147.1 | 124 | 76 | 1.64 | 0 |
| 1995 | TOR | 24 | 4 | 14 | 6.32 | 135.1 | 94 | 73 | 1.66 | 0 |
| 1996 | TOR | 27 | 11 | 8 | 2.93 | 187.2 | 165 | 53 | 1.12 | 0 |
| 1997 | TOR | 13 | 3 | 6 | 4.95 | 60.0 | 52 | 31 | 1.32 | 0 |
| 1998 | BAL/TOR | 33 | 10 | 16 | 4.35 | 211.0 | 168 | 98 | 1.38 | 0 |
| 1999 |  BAL/CIN | 33 | 11 | 12 | 3.74 | 200.0 | 155 | 86 | 1.40 | 0 |
| 2000 |  TB | 1 | 0 | 1 | 43.20 | 1.2 | 3 | 2 | 5.40 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV