William Pierson
Pitcher · Career Stats, Bio & Records (1918-1924)
William Pierson was a pitcher who played in Major League Baseball from 1918 to 1924 for the Philadelphia Athletics, a span of 7 seasons. Across 11 career appearances, he went 0-1 with a 3.38 ERA and 10 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
- L / L
- Height / Weight
- 6'2" / 180 lb
- Died
- 2/20/1959 in Atlantic City, NJ, USA
- MLB Debut
- 1918-07-04
- Last Game
- 1924-05-02
Full name: William Morris Pierson
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1918 | PHA | AL | 0 | 1 | 8 | 1 | 0 | 0 | 0 | 21.2 | 20 | 8 | 20 | 6 | 3.32 | 2.83 (-18%) | -1059.6 |
| 1919 | PHA | AL | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 7.2 | 9 | 3 | 8 | 4 | 3.52 | — | 0.0 |
| 1924 | PHA | AL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.2 | 3 | 1 | 3 | 0 | 3.38 | — | 0.0 |
| Career · 3 seasons | 0 | 1 | 11 | 2 | 0 | 0 | 0 | 32.0 | 32 | 12 | 31 | 10 | 3.38 | — | -1,060 | ||
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 11 | 7 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .286 | .286 | .286 | .571 | 0 |
Career AVG .286 vs. league average .270 across their career seasons — +5.9% above league average.
Career OBP .286 vs. league average .331 across their career seasons — 13.8% below league average.
Career SLG .286 vs. league average .360 across their career seasons — 20.7% below league average.
Career OPS .571 vs. league average .692 across their career seasons — 17.4% below 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1918 | PHA | AL | 8 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .250 | — | — | — | — | 0.0 |
| 1919 | PHA | AL | 2 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .333 | — | — | — | — | 0.0 |
| 1924 | PHA | AL | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 3 seasons | 11 | 7 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .286 | — | — | — | — | 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 (22 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 10 | 6 | 0 | 2 | 0 | 0 | .333 |
| Away | 1 | 2 | 0 | 0 | 0 | 0 | .000 |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 10 | 27.0 | 27 | 11 | 26 | 9 | 3.67 |
| Away | 1 | 5.0 | 5 | 3 | 3 | 1 | 5.40 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1924-05-02 | PHA | BOS | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1919-09-20 | PHA | SLA | W | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1919-09-17 | PHA | CLE | L | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1918-08-27 | PHA | CLE | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1918-08-24 | PHA | CHW | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1918-08-16 | PHA | SLA | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1918-08-15 | PHA | SLA | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1918-08-13 | PHA | MIN | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1918-07-31 | PHA | CLE | L | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| 1918-07-20 | PHA | CLE | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1924-05-02 | PHA | BOS | — | 2.2 | 3 | 1 | 1 | 3 | 0 | 0 |
| 1919-09-20 | PHA | SLA | — | 2.1 | 6 | 2 | 2 | 2 | 0 | 0 |
| 1919-09-17 | PHA | CLE | — | 5.1 | 3 | 1 | 1 | 6 | 4 | 0 |
| 1918-08-27 | PHA | CLE | — | 3.0 | 4 | 0 | 0 | 3 | 1 | 0 |
| 1918-08-24 | PHA | CHW | — | 3.0 | 3 | 1 | 1 | 2 | 0 | 0 |
| 1918-08-16 | PHA | SLA | — | 3.0 | 1 | 0 | 0 | 3 | 1 | 0 |
| 1918-08-15 | PHA | SLA | — | 2.0 | 3 | 0 | 0 | 2 | 1 | 0 |
| 1918-08-13 | PHA | MIN | — | 2.0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1918-07-31 | PHA | CLE | — | 5.0 | 5 | 3 | 3 | 3 | 1 | 0 |
| 1918-07-20 | PHA | CLE | L | 1.2 | 3 | 6 | 6 | 5 | 1 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 11 |
College History
| School Name | City | State | Years Attended |
|---|---|---|---|
| Hahnemann University | Philadelphia | PA | 1917, 1918 |
William Pierson: the record in brief
William Pierson's major league career runs from a debut on July 4, 1918 to a final game on May 2, 1924. All of the seasons listed were played for the Philadelphia Athletics. At 6 feet, 2 inches and 180 pounds, Pierson is listed as a pitcher. Pierson batted and threw left-handed, per the bio block. Pierson was born on June 14, 1899, in Atlantic City, NJ, USA. Pierson died on February 20, 1959, in Atlantic City, NJ, USA. On the record, William Pierson was born William Morris Pierson.
Across 11 games (2 starts), Pierson recorded 0 wins against 1 loss with a 3.38 ERA. Also on Pierson's record: 10 strikeouts. Pierson's 3.38 ERA was close to the 3.45 league figure for those seasons. In 1918, one of the busiest seasons, Pierson posted a 3.32 ERA; the league figure that year was 2.83.
Pierson appears at one position only: pitcher, in 11 games. On the mound, Pierson's fielding totals are 0 putouts, 7 assists and 1 errors.
Frequently Asked Questions about William Pierson
- What years did William Pierson play?
- William Pierson played in Major League Baseball from 1918 to 1924.
- Was William Pierson a pitcher?
- Yes. William Pierson pitched in the major leagues, recording 0 wins and 10 strikeouts.
- How many home runs did William Pierson hit?
- William Pierson hit 0 career home runs with 2 hits.
- What teams did William Pierson play for?
- William Pierson played for one team, the Philadelphia Athletics (1918–1919, 1924).
- What were William Pierson's career stats?
- In 11 games, William Pierson went 0-1 with a 3.38 ERA, 10 strikeouts, and 32.0 innings pitched.
- What position did William Pierson play?
- William Pierson played primarily as a pitcher, the position where he appeared in the most games.
- How tall was William Pierson and how much did he weigh?
- William Pierson was listed at 6 feet 2 inches and 180 pounds.
- What was William Pierson's career ERA?
- William Pierson finished with a 3.38 career ERA, going 0-1 with 10 strikeouts.
- How many strikeouts did William Pierson have?
- William Pierson recorded 10 career strikeouts.
- Is William Pierson in the Hall of Fame?
- No. William Pierson has not been inducted into the National Baseball Hall of Fame.