Greg Weissert
Pitcher · Career Stats, Bio & Records (2022-2026)
Greg Weissert is a pitcher who has played in Major League Baseball since 2022 for the New York Yankees and the Boston Red Sox, a span of 5 seasons. Across 226 career appearances, he has gone 17-10 with a 3.28 ERA and 208 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 1332.0.
- 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
- 6'2" / 215 lb
- MLB Debut
- 2022-08-25
Full name: Gregory R. Weissert
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NYA | AL | 3 | 0 | 12 | 0 | 0 | 0 | 0 | 11.1 | 6 | 7 | 5 | 11 | 5.56 | 3.97 (-40%) | -57.5 |
| 2023 | NYA | AL | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 20.0 | 21 | 9 | 8 | 22 | 4.05 | 4.33 (+7%) | -11.7 |
| 2024 | BOS | AL | 4 | 2 | 62 | 0 | 0 | 0 | 1 | 63.1 | 65 | 22 | 20 | 58 | 3.13 | 4.08 (+23%) | 575.8 |
| 2025 | BOS | AL | 6 | 6 | 72 | 0 | 0 | 0 | 4 | 67.0 | 57 | 21 | 21 | 57 | 2.82 | 4.16 (+32%) | 825.3 |
| 2026 | BOS | AL | 4 | 2 | 63 | 0 | 0 | 0 | 1 | 60.2 | 55 | 22 | 20 | 60 | 3.26 | 4.18 (+22%) | - |
| Career · 5 seasons | 17 | 10 | 226 | 0 | 0 | 0 | 6 | 222.1 | 204 | 81 | 74 | 208 | 3.28 | — | 1,332 | ||
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NYA | AL | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2023 | NYA | AL | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2024 | BOS | AL | 62 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2025 | BOS | AL | 72 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 4 seasons | 163 | 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 (326 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 79 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 84 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 79 | 80.1 | 79 | 35 | 29 | 72 | 3.92 |
| Away | 84 | 81.1 | 70 | 24 | 25 | 76 | 2.66 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-28 | BOS | DET | SV | 1.0 | 1 | 0 | 0 | 1 | 2 | 0 |
| 2025-09-26 | BOS | DET | — | 1.1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-21 | BOS | TBR | — | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 |
| 2025-09-18 | BOS | OAK | — | 2.0 | 0 | 0 | 0 | 0 | 3 | 0 |
| 2025-09-16 | BOS | OAK | L | 0.1 | 2 | 1 | 1 | 1 | 1 | 0 |
| 2025-09-10 | BOS | OAK | — | 1.0 | 0 | 0 | 0 | 1 | 2 | 0 |
| 2025-09-09 | BOS | OAK | — | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-06 | BOS | AZ | — | 0.2 | 1 | 1 | 1 | 1 | 0 | 0 |
| 2025-09-05 | BOS | AZ | — | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-01 | BOS | CLE | — | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 |
Fielding Statistics
Career Fielding Totals by Position
Season-by-Season Fielding
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 163 |
Greg Weissert: the record in brief
Greg Weissert made a major league debut on August 25, 2022 and is still active, so the totals on this page keep changing. The team column moves through the New York Yankees (2022 to 2023) and the Boston Red Sox (2024 through 2025). Born on February 4, 1995, in Bay Shore, NY, USA, Weissert is listed as a pitcher and batted and threw right-handed. The bio gives 6-foot-2 and 215 pounds. Weissert's full given name, per the bio, is Gregory R. Weissert.
Weissert has gone 17-10 with a 3.28 ERA in 226 games, 0 of them starts. Also on Weissert's record: 208 strikeouts. That 3.28 ERA compares with a 4.14 league average across the same seasons, 20.9% better. No season topped the 6 wins of 2025. 2026 produced Weissert's most strikeouts, 60. In 2025, one of the busiest seasons, Weissert posted a 2.82 ERA; the league figure that year was 4.16. Pitcher PIV, the site's era-adjusted run-prevention measure, totals 1,332.0 for Weissert's career.
Every defensive appearance on record for Weissert, 163 games, came at pitcher. On the mound, Weissert's fielding totals are 13 putouts, 14 assists and 1 errors.
Pitching in the playoffs, Weissert went 0-0 with a 0.00 ERA in 1 games. Those appearances came in 2025.
Retrosheet box scores cover 326 of Weissert's games, and the full game log is linked from the splits section.
Frequently Asked Questions about Greg Weissert
- What years did Greg Weissert play?
- Greg Weissert played in Major League Baseball from 2022 to 2026.
- Was Greg Weissert a pitcher?
- Yes. Greg Weissert pitched in the major leagues, recording 17 wins and 208 strikeouts.
- What was Greg Weissert's career ERA?
- Greg Weissert finished with a 3.28 career ERA, going 17-10 with 208 strikeouts.
- How many strikeouts did Greg Weissert have?
- Greg Weissert recorded 208 career strikeouts.
- Is Greg Weissert in the Hall of Fame?
- No. Greg Weissert has not been inducted into the National Baseball Hall of Fame.
- What teams did Greg Weissert play for?
- Greg Weissert played for the New York Yankees and the Boston Red Sox.