Mike Warren
Pitcher · Career Stats, Bio & Records (1983-1985)
Mike Warren was a pitcher who played in Major League Baseball from 1983 to 1985 for the Athletics, a span of 3 seasons. Across 52 career appearances, he went 9-13 with a 5.06 ERA and 139 strikeouts.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 6'1" / 175 lb
- MLB Debut
- 1983-06-12
- Last Game
- 1985-07-02
Full name: Michael Bruce Warren
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1983 | OAK | AL | 5 | 3 | 12 | 9 | 3 | 1 | 0 | 65.2 | 51 | 30 | 18 | 30 | 4.11 | 3.87 (-6%) | 617.5 |
| 1984 | OAK | AL | 3 | 6 | 24 | 12 | 0 | 0 | 0 | 90.0 | 104 | 49 | 44 | 61 | 4.90 | 3.81 (-29%) | -1703.7 |
| 1985 | OAK | AL | 1 | 4 | 16 | 6 | 0 | 0 | 0 | 49.0 | 52 | 36 | 38 | 48 | 6.61 | 3.89 (-70%) | -3493.8 |
| Career · 3 seasons | 9 | 13 | 52 | 27 | 3 | 1 | 0 | 204.2 | 207 | 115 | 100 | 139 | 5.06 | — | -4,580 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1983 | OAK | AL | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 1984 | OAK | AL | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 1985 | OAK | AL | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 3 seasons | 52 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — | — | — | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (104 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 25 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 27 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 25 | 105.0 | 94 | 51 | 51 | 60 | 4.37 |
| Away | 27 | 99.2 | 113 | 64 | 49 | 79 | 5.78 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1985-07-02 | OAK | KCR | — | 2.2 | 2 | 4 | 4 | 3 | 3 | 2 |
| 1985-06-28 | OAK | TEX | — | 1.1 | 0 | 0 | 0 | 4 | 2 | 0 |
| 1985-06-24 | OAK | CHW | — | 2.0 | 3 | 2 | 2 | 4 | 2 | 0 |
| 1985-06-19 | OAK | CHW | — | 4.2 | 4 | 3 | 3 | 3 | 7 | 2 |
| 1985-06-12 | OAK | KCR | — | 3.0 | 0 | 0 | 0 | 2 | 2 | 0 |
| 1985-06-09 | OAK | TEX | — | 4.2 | 1 | 1 | 0 | 4 | 4 | 0 |
| 1985-06-02 | OAK | BAL | L | 2.1 | 4 | 3 | 3 | 3 | 2 | 0 |
| 1985-05-25 | OAK | NYY | — | 4.2 | 4 | 4 | 2 | 4 | 4 | 1 |
| 1985-05-17 | OAK | DET | — | 3.1 | 3 | 3 | 3 | 0 | 5 | 1 |
| 1985-05-15 | OAK | MIL | — | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 52 |
Awards & Honors
| Year | Award | Notes |
|---|---|---|
| 1983 | Player of the Week | Week of 1983-09-30 |
Mike Warren: the record in brief
Between the debut on June 12, 1983 and the final game on July 2, 1985, Mike Warren built the record summarized on this page. Every season row on the page belongs to the Oakland Athletics, from 1983 through 1985. Listed as a pitcher, Warren batted and threw right-handed. The recorded size is 175 pounds on a 6-foot-1 frame. The birth record reads March 26, 1961, in Inglewood, CA, USA. Mike Warren was the playing name; the full given name is Michael Bruce.
Across 52 games (27 starts), Warren recorded 9 wins against 13 losses with a 5.06 ERA. Warren had 139 strikeouts. The league ERA over Warren's seasons was 3.86, so the 5.06 figure ran 31.0% worse than average. No season topped the 5 wins of 1983. Warren struck out 61 batters in 1984, a career high. Among the heaviest workloads, the lowest ERA was 4.11 in 1983, when the league's was 3.87.
Every defensive appearance on record for Warren, 52 games, came at pitcher. Fielding on the mound produced 5 putouts and 12 assists against 4 errors.
The awards table records Player of the Week, in 1983.
Retrosheet box scores cover 104 of Warren's games, and the full game log is linked from the splits section.
Frequently Asked Questions about Mike Warren
- What years did Mike Warren play?
- Mike Warren played in Major League Baseball from 1983 to 1985.
- Was Mike Warren a pitcher?
- Yes. Mike Warren pitched in the major leagues, recording 9 wins and 139 strikeouts.
- What was Mike Warren's career ERA?
- Mike Warren finished with a 5.06 career ERA, going 9-13 with 139 strikeouts.
- How many strikeouts did Mike Warren have?
- Mike Warren recorded 139 career strikeouts.
- Is Mike Warren in the Hall of Fame?
- No. Mike Warren has not been inducted into the National Baseball Hall of Fame.
- What teams did Mike Warren play for?
- Mike Warren played for the Athletics.