Reese Olson
Pitcher · Career Stats, Bio & Records (2023-2025)
Reese Olson is a pitcher who has played in Major League Baseball since 2023 for the Detroit Tigers, a span of 3 seasons. Across 56 career appearances, he has gone 13-19 with a 3.60 ERA and 269 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 4625.3.
- 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" / 160 lb
- MLB Debut
- 2023-06-02
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | DET | AL | 5 | 7 | 21 | 18 | 0 | 0 | 0 | 103.2 | 83 | 46 | 33 | 103 | 3.99 | 4.33 (+8%) | 858.3 |
| 2024 | DET | AL | 4 | 8 | 22 | 22 | 0 | 0 | 0 | 112.1 | 100 | 44 | 33 | 101 | 3.53 | 4.08 (+14%) | 2619.3 |
| 2025 | DET | AL | 4 | 4 | 13 | 13 | 0 | 0 | 0 | 68.2 | 58 | 24 | 25 | 65 | 3.15 | 4.16 (+24%) | 1147.8 |
| Career · 3 seasons | 13 | 19 | 56 | 53 | 0 | 0 | 0 | 284.2 | 241 | 114 | 91 | 269 | 3.60 | — | 4,625 | ||
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | DET | AL | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2024 | DET | AL | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2025 | DET | AL | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 3 seasons | 56 | 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 (112 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 28 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 28 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 28 | 151.1 | 130 | 64 | 49 | 147 | 3.81 |
| Away | 28 | 133.1 | 111 | 50 | 42 | 122 | 3.38 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-07-24 | DET | TOR | L | 5.2 | 6 | 5 | 5 | 2 | 4 | 2 |
| 2025-07-18 | DET | TEX | — | 5.0 | 2 | 0 | 0 | 1 | 6 | 0 |
| 2025-07-09 | DET | TBR | — | 5.0 | 6 | 2 | 2 | 2 | 1 | 0 |
| 2025-07-04 | DET | CLE | — | 4.1 | 6 | 1 | 1 | 1 | 3 | 1 |
| 2025-05-17 | DET | TOR | — | 6.0 | 1 | 0 | 0 | 1 | 6 | 0 |
| 2025-05-11 | DET | TEX | L | 4.0 | 7 | 3 | 3 | 1 | 5 | 1 |
| 2025-05-04 | DET | LAA | W | 5.2 | 3 | 0 | 0 | 3 | 8 | 0 |
| 2025-04-29 | DET | HOU | L | 5.2 | 4 | 3 | 3 | 3 | 7 | 0 |
| 2025-04-23 | DET | SDP | W | 7.1 | 2 | 0 | 0 | 1 | 7 | 0 |
| 2025-04-17 | DET | KCR | W | 5.0 | 4 | 0 | 0 | 2 | 5 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 56 |
Reese Olson: the record in brief
Reese Olson made a major league debut on June 2, 2023 and is still active, so the totals on this page keep changing. Every season row on the page belongs to the Detroit Tigers, from 2023 through 2025. Listed as a pitcher, Olson threw and hit right-handed. Olson is listed at 160 pounds on a 6-foot-1 frame. Olson was born on July 31, 1999, in Gainesville, GA, USA.
Olson has pitched in 56 games, starting 53, and owns a 13-19 record and 3.60 ERA. Olson has 269 strikeouts. The leagues Olson pitched in allowed 4.19 earned runs per nine over those seasons, so the career ERA was 14.0% better than average. No season topped the 5 wins of 2023. Among the heaviest workloads, the lowest ERA was 3.15 in 2025, when the league's was 4.16. By Pitcher PIV, Baseball Data Hub's measure of run prevention relative to each season's league, Olson's career adds up to 4,625.3.
The playoff pitching line reads 0-0, 2.00 ERA, across 2 appearances. Those appearances came in 2024.
Every defensive appearance on record for Olson, 56 games, came at pitcher. On the mound, the fielding record shows 2 errors alongside 14 putouts and 7 assists.
Olson's game-by-game log, linked below the splits, holds 112 games from Retrosheet.
Frequently Asked Questions about Reese Olson
- What years did Reese Olson play?
- Reese Olson played in Major League Baseball from 2023 to 2025.
- Was Reese Olson a pitcher?
- Yes. Reese Olson pitched in the major leagues, recording 13 wins and 269 strikeouts.
- What was Reese Olson's career ERA?
- Reese Olson finished with a 3.60 career ERA, going 13-19 with 269 strikeouts.
- How many strikeouts did Reese Olson have?
- Reese Olson recorded 269 career strikeouts.
- Is Reese Olson in the Hall of Fame?
- No. Reese Olson has not been inducted into the National Baseball Hall of Fame.
- What teams did Reese Olson play for?
- Reese Olson played for the Detroit Tigers.