Len Perme
Pitcher · Career Stats, Bio & Records (1942-1946)
Len Perme was a pitcher who played in Major League Baseball from 1942 to 1946 for the Chicago White Sox, a span of 5 seasons. Across 8 career appearances, he went 0-1 with a 3.12 ERA and 6 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 147.7.
- 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
- L / L
- Height / Weight
- 6'0" / 170 lb
- Died
- 1/24/2009 in Hayward, CA, USA
- MLB Debut
- 1942-09-08
- Last Game
- 1946-06-09
Full name: Leonard John Perme
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1942 | CHA | AL | 0 | 1 | 4 | 1 | 1 | 0 | 0 | 13.0 | 5 | 2 | 4 | 4 | 1.38 | 3.57 (+61%) | 147.7 |
| 1946 | CHA | AL | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4.1 | 6 | 4 | 7 | 2 | 8.31 | — | 0.0 |
| Career · 2 seasons | 0 | 1 | 8 | 1 | 1 | 0 | 0 | 17.1 | 11 | 6 | 11 | 6 | 3.12 | — | 148 | ||
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.
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .333 | .333 | .333 | .667 | 0 |
Career AVG .333 vs. league average .255 across their career seasons — +30.7% above league average.
Career OBP .333 vs. league average .326 across their career seasons — near league average.
Career SLG .333 vs. league average .354 across their career seasons — 5.9% below league average.
Career OPS .667 vs. league average .680 across their career seasons — near league average.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1942 | CHA | AL | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .333 | — | — | — | — | 0.0 |
| 1946 | CHA | AL | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 2 seasons | 8 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .333 | — | — | — | — | 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 (16 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 5 | 3 | 0 | 1 | 0 | 0 | .333 |
| Away | 3 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 5 | 14.0 | 7 | 3 | 6 | 4 | 1.93 |
| Away | 3 | 3.1 | 4 | 3 | 5 | 2 | 8.10 |
Last 8 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1946-06-09 | CHW | MIN | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1946-06-05 | CHW | NYY | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1946-06-03 | CHW | BOS | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1946-04-28 | CHW | SLA | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1942-09-17 | CHW | PHA | L | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1942-09-13 | CHW | BOS | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1942-09-12 | CHW | NYY | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1942-09-08 | CHW | CLE | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Last 8 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1946-06-09 | CHW | MIN | — | 1.0 | 3 | 1 | 1 | 0 | 0 | 0 |
| 1946-06-05 | CHW | NYY | — | 1.1 | 0 | 2 | 2 | 5 | 2 | 0 |
| 1946-06-03 | CHW | BOS | — | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1946-04-28 | CHW | SLA | — | 1.0 | 2 | 1 | 1 | 2 | 0 | 0 |
| 1942-09-17 | CHW | PHA | L | 9.0 | 4 | 1 | 1 | 2 | 2 | 0 |
| 1942-09-13 | CHW | BOS | — | 2.0 | 1 | 1 | 1 | 2 | 0 | 0 |
| 1942-09-12 | CHW | NYY | — | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1942-09-08 | CHW | CLE | — | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 8 |
Len Perme: the record in brief
September 8, 1942 and June 9, 1946 bracket Len Perme's time in the majors: the debut and the last game on record. Perme spent the whole of the career shown here with one club, the Chicago White Sox. Perme, born on November 25, 1917, in Cleveland, OH, USA, is listed as a pitcher and both batted and threw left-handed. Perme's listed size is 6 feet, 0 inches and 170 pounds. Perme's death is recorded on January 24, 2009, in Hayward, CA, USA. Perme's full given name, per the bio, is Leonard John Perme.
Perme's career pitching line is 0 wins, 1 loss and a 3.12 ERA over 8 appearances. Perme had 6 strikeouts. Against a 3.58 league ERA for the same years, Perme was 13.0% better. Among the heaviest workloads, the lowest ERA was 1.38 in 1942, when the league's was 3.57. By Pitcher PIV, Baseball Data Hub's measure of run prevention relative to each season's league, Perme's career adds up to 147.7.
Frequently Asked Questions about Len Perme
- What years did Len Perme play?
- Len Perme played in Major League Baseball from 1942 to 1946.
- Was Len Perme a pitcher?
- Yes. Len Perme pitched in the major leagues, recording 0 wins and 6 strikeouts.
- How many home runs did Len Perme hit?
- Len Perme hit 0 career home runs with 1 hits.
- What was Len Perme's career batting average?
- Len Perme batted .333 over his career, with 1 hits in 3 at bats.
- What was Len Perme's career ERA?
- Len Perme finished with a 3.12 career ERA, going 0-1 with 6 strikeouts.
- How many strikeouts did Len Perme have?
- Len Perme recorded 6 career strikeouts.