How many strikeouts (pitching) did Randy Johnson have in 2004?
2902004 Regular Season
Randy Johnson recorded 290 strikeouts (pitching) in the 2004 regular season, 1st in the MLB.
- 9th-best of Randy Johnson's 22 seasons on file; the high is 372 in 2001.
- Up 165 from 125 in 2003.
- 27% of the Arizona Diamondbacks' strikeouts (pitching) that regular season.
Figures come from ESPN's box scores and were last read on September 21, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1988 |  WSH | 4 | 3 | 0 | 2.42 | 26.0 | 25 | 7 | 1.15 | 0 |
| 1989 |  WSH/SEA | 29 | 7 | 13 | 4.82 | 160.2 | 130 | 96 | 1.51 | 0 |
| 1990 | SEA | 33 | 14 | 11 | 3.65 | 219.2 | 194 | 120 | 1.34 | 0 |
| 1991 | SEA | 33 | 13 | 10 | 3.98 | 201.1 | 228 | 152 | 1.50 | 0 |
| 1992 | SEA | 31 | 12 | 14 | 3.77 | 210.1 | 241 | 144 | 1.42 | 0 |
| 1993 | SEA | 35 | 19 | 8 | 3.24 | 255.1 | 308 | 99 | 1.11 | 1 |
| 1994 | SEA | 23 | 13 | 6 | 3.19 | 172.0 | 204 | 72 | 1.19 | 0 |
| 1995 | SEA | 30 | 18 | 2 | 2.48 | 214.1 | 294 | 65 | 1.05 | 0 |
| 1996 | SEA | 14 | 5 | 0 | 3.67 | 61.1 | 85 | 25 | 1.19 | 1 |
| 1997 | SEA | 30 | 20 | 4 | 2.28 | 213.0 | 291 | 77 | 1.05 | 0 |
| 1998 | HOU/SEA | 34 | 19 | 11 | 3.28 | 244.1 | 329 | 86 | 1.18 | 0 |
| 1999 |  ARI | 35 | 17 | 9 | 2.48 | 271.2 | 364 | 70 | 1.02 | 0 |
| 2000 | ARI | 35 | 19 | 7 | 2.64 | 248.2 | 347 | 76 | 1.12 | 0 |
| 2001 | ARI | 35 | 21 | 6 | 2.49 | 249.2 | 372 | 71 | 1.01 | 0 |
| 2002 | ARI | 35 | 24 | 5 | 2.32 | 260.0 | 334 | 71 | 1.03 | 0 |
| 2003 | ARI | 18 | 6 | 8 | 4.26 | 114.0 | 125 | 27 | 1.33 | 0 |
| 2004 | ARI | 35 | 16 | 14 | 2.60 | 245.2 | 290 | 44 | 0.90 | 0 |
| 2005 |  NYY | 34 | 17 | 8 | 3.79 | 225.2 | 211 | 47 | 1.13 | 0 |
| 2006 | NYY | 33 | 17 | 11 | 5.00 | 205.0 | 172 | 60 | 1.24 | 0 |
| 2007 | ARI | 10 | 4 | 3 | 3.81 | 56.2 | 72 | 13 | 1.15 | 0 |
| 2008 | ARI | 30 | 11 | 10 | 3.91 | 184.0 | 173 | 44 | 1.24 | 0 |
| 2009 |  SF | 22 | 8 | 6 | 4.88 | 96.0 | 86 | 31 | 1.33 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV