Grant Hartwig
Pitcher · Career Stats, Bio & Records (2023-2024)
Grant Hartwig was a pitcher who played in Major League Baseball from 2023 to 2024 for the New York Mets, a span of 2 seasons. Across 32 career appearances, he went 5-2 with a 5.14 ERA and 34 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
- 6'5" / 235 lb
- MLB Debut
- 2023-06-19
Full name: Grant Alexander Hartwig
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 | NYN | NL | 5 | 2 | 28 | 0 | 0 | 0 | 0 | 35.1 | 34 | 19 | 15 | 30 | 4.84 | 4.33 (-12%) | -98.9 |
| 2024 | NYN | NL | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 6.2 | 6 | 5 | 4 | 4 | 6.75 | — | 0.0 |
| Career · 2 seasons | 5 | 2 | 32 | 0 | 0 | 0 | 0 | 42.0 | 40 | 24 | 19 | 34 | 5.14 | — | -99 | ||
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 | NYN | NL | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2024 | NYN | NL | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 2 seasons | 32 | 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 (64 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 15 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 17 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 15 | 18.1 | 23 | 16 | 6 | 18 | 7.85 |
| Away | 17 | 23.2 | 17 | 8 | 13 | 16 | 3.04 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-05-17 | NYN | MIA | — | 2.0 | 3 | 2 | 2 | 2 | 3 | 0 |
| 2024-05-15 | NYN | PHI | — | 1.2 | 2 | 2 | 1 | 0 | 0 | 0 |
| 2024-04-21 | NYN | LAD | — | 2.0 | 1 | 2 | 2 | 2 | 1 | 1 |
| 2024-04-17 | NYN | PIT | — | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2023-09-28 | NYN | MIA | W | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 2023-09-27 | NYN | MIA | — | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2023-09-24 | NYN | PHI | — | 1.1 | 2 | 1 | 1 | 1 | 2 | 0 |
| 2023-09-21 | NYN | PHI | — | 2.1 | 0 | 0 | 0 | 0 | 3 | 0 |
| 2023-09-18 | NYN | MIA | — | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2023-09-15 | NYN | CIN | L | 1.2 | 2 | 2 | 2 | 0 | 3 | 1 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 32 |
Grant Hartwig: the record in brief
Grant Hartwig debuted in the major leagues on June 19, 2023. Every season row on the page belongs to the New York Mets, from 2023 through 2024. Listed as a pitcher, Hartwig batted and threw right-handed. The recorded size is 235 pounds on a 6-foot-5 frame. Hartwig was born on December 18, 1997, in Detroit, MI, USA. The given name on file is Grant Alexander Hartwig.
Across 32 games (0 starts), Hartwig recorded 5 wins against 2 losses with a 5.14 ERA. Also on Hartwig's record: 34 strikeouts. The league ERA over Hartwig's seasons was 4.21, so the 5.14 figure ran 22.3% worse than average. 2023 brought Hartwig a season-high 5 wins. In 2023, one of the busiest seasons, Hartwig posted a 4.84 ERA; the league figure that year was 4.33.
Hartwig appears at one position only: pitcher, in 32 games. The fielding table credits Hartwig with 2 putouts, 2 assists and 1 errors on the mound.
The game-log section draws on 64 games of Retrosheet box scores for Hartwig.
Frequently Asked Questions about Grant Hartwig
- What years did Grant Hartwig play?
- Grant Hartwig played in Major League Baseball from 2023 to 2024.
- Was Grant Hartwig a pitcher?
- Yes. Grant Hartwig pitched in the major leagues, recording 5 wins and 34 strikeouts.
- What teams did Grant Hartwig play for?
- Grant Hartwig played for one team, the New York Mets (2023–2024).
- What were Grant Hartwig's career stats?
- In 32 games, Grant Hartwig went 5-2 with a 5.14 ERA, 34 strikeouts, and 42.0 innings pitched.
- What position did Grant Hartwig play?
- Grant Hartwig played primarily as a pitcher, the position where he appeared in the most games.
- How tall was Grant Hartwig and how much did he weigh?
- Grant Hartwig was listed at 6 feet 5 inches and 235 pounds.
- What was Grant Hartwig's career ERA?
- Grant Hartwig finished with a 5.14 career ERA, going 5-2 with 34 strikeouts.
- How many strikeouts did Grant Hartwig have?
- Grant Hartwig recorded 34 career strikeouts.
- Is Grant Hartwig in the Hall of Fame?
- No. Grant Hartwig has not been inducted into the National Baseball Hall of Fame.