Josh Simpson
Pitcher · Career Stats, Bio & Records (2025-2026)
Josh Simpson is a pitcher who has played in Major League Baseball since 2025 for the Miami Marlins and the Seattle Mariners, a span of 2 seasons. Across 39 career appearances, he has gone 4-2 with a 7.82 ERA and 46 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" / 190 lb
- MLB Debut
- 2025-06-21
- Jersey
- #37
Full name: Joshua Wayne Simpson
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIA | NL | 4 | 2 | 31 | 0 | 0 | 0 | 0 | 30.2 | 34 | 25 | 22 | 36 | 7.34 | 4.16 (-76%) | -915.4 |
| 2026 | SEA | AL | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 7.1 | 11 | 8 | 4 | 10 | 9.82 | — | - |
| Career · 2 seasons | 4 | 2 | 39 | 0 | 0 | 0 | 0 | 38.0 | 45 | 33 | 26 | 46 | 7.82 | — | -915 | ||
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIA | NL | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 1 season | 31 | 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 (62 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 17 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 14 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 17 | 18.0 | 27 | 20 | 14 | 20 | 10.00 |
| Away | 14 | 12.2 | 7 | 5 | 8 | 16 | 3.55 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-27 | MIA | NYN | — | 1.1 | 0 | 0 | 0 | 1 | 2 | 0 |
| 2025-09-25 | MIA | PHI | — | 0.2 | 1 | 0 | 0 | 0 | 2 | 0 |
| 2025-09-23 | MIA | PHI | W | 1.1 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-14 | MIA | DET | — | 0.2 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-13 | MIA | DET | W | 0.2 | 0 | 0 | 0 | 1 | 1 | 0 |
| 2025-09-09 | MIA | WAS | — | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-08 | MIA | WAS | — | 0.2 | 3 | 3 | 3 | 2 | 1 | 1 |
| 2025-09-05 | MIA | PHI | — | 2.0 | 4 | 0 | 0 | 2 | 3 | 0 |
| 2025-08-26 | MIA | ATL | — | 0.1 | 5 | 7 | 7 | 2 | 0 | 1 |
| 2025-08-25 | MIA | ATL | — | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 31 |
Josh Simpson: the record in brief
Josh Simpson's major league record starts with the debut on June 21, 2025 and remains open, because the career is ongoing. Simpson spent the whole of the career shown here with one club, the Miami Marlins. Born on August 19, 1997, in Stafford, CT, USA, Simpson is listed as a pitcher and batted and threw left-handed. The bio gives 190 pounds on a 6-foot-2 frame. Josh Simpson was the playing name; the full given name is Joshua Wayne.
Across 39 games (0 starts), Simpson has recorded 4 wins against 2 losses with a 7.82 ERA. The totals include 46 strikeouts. Against a 4.17 league ERA for the same seasons, the 7.82 mark was 87.5% worse. In 2025, one of the busiest seasons, Simpson posted a 7.34 ERA; the league figure that year was 4.16.
Simpson's game-by-game log, linked below the splits, holds 62 games from Retrosheet.
The position breakdown shows 31 games, all at pitcher. Fielding on the mound produced 1 putouts and 2 assists against 0 errors.
Frequently Asked Questions about Josh Simpson
- What years did Josh Simpson play?
- Josh Simpson played in Major League Baseball from 2025 to 2026.
- Was Josh Simpson a pitcher?
- Yes. Josh Simpson pitched in the major leagues, recording 4 wins and 46 strikeouts.
- What teams has Josh Simpson played for?
- Josh Simpson has played for 2 teams: the Miami Marlins (2025) and the Seattle Mariners (2026).
- What are Josh Simpson's career stats?
- In 39 games, Josh Simpson has gone 4-2 with a 7.82 ERA, 46 strikeouts, and 38.0 innings pitched.
- What position does Josh Simpson play?
- Josh Simpson plays primarily as a pitcher, the position where he has appeared in the most games.
- How tall is Josh Simpson and how much does he weigh?
- Josh Simpson is listed at 6 feet 2 inches and 190 pounds.
- What number does Josh Simpson wear?
- Josh Simpson wears number 37, according to MLB's 2026 roster data.
- What was Josh Simpson's career ERA?
- Josh Simpson finished with a 7.82 career ERA, going 4-2 with 46 strikeouts.
- How many strikeouts did Josh Simpson have?
- Josh Simpson recorded 46 career strikeouts.