George Kirby stats
MarinersStarting Pitcher · #68
Bio
- Age
- 28 yearsFeb 4, 1998
- Height
- 6' 4"
- Weight
- 215 lbs
- Experience
- 5 yearsDebut 2022
- Birthplace
- Rye, NY
- Draft
- 2019Rd 1, Pk 20
Bio
- Age
- 28 yearsFeb 4, 1998
- Height
- 6' 4"
- Weight
- 215 lbs
- Experience
- 5 yearsDebut 2022
- Birthplace
- Rye, NY
- Draft
- 2019Rd 1, Pk 20
Stats
Standard
Mariners- GP
- 29
- W · 48th
- 9
- L
- 11
- ERA
- 4.24
- IP · 21st
- 169.2
- K · 46th
- 143
- BB
- 44
- WHIP
- 1.39
Ranked among MLB players who qualify (W, IP, K: 10+ games; ERA, WHIP: 100+ IP) that season; only the top 50 are shown. How each stat qualifies: glossary.
Career regular season
- GP
- 141
- W
- 54
- L
- 45
- ERA
- 3.72
- IP
- 807.1
- K
- 764
- BB
- 137
- WHIP
- 1.17
Career Postseason
- GP
- 6
- W
- 0
- L
- 1
- ERA
- 4.15
- IP
- 26.0
- K
- 27
- BB
- 5
- WHIP
- 1.23
Expanded
- QS · 21st
- 15
- CG · 1st
- 1
- SHO
- 0
- K/9
- 7.6
- GB
- 236
- FB
- 292
- G/F
- 0.80
- WP
- 1
Ranked among MLB players who qualify (QS, CG, SHO: 10+ GS; K/9: 100+ IP) that season; only the top 50 are shown. How each stat qualifies: glossary.
What the columns mean: QS · CG · SHO · K/9 · WP
Bold marks the best figure in the MLB that season, among players with at least 30 games.
Career regular season
- QS
- 78
- CG
- 2
- SHO
- 0
- K/9
- 8.5
- GB
- 1,062
- FB
- 1,327
- G/F
- 0.80
- WP
- 14
Latest performance
George Kirby
Sep 16 · @ LAA · W 7-2
- IP
- 4.1
- H
- 5
- R
- 2
- ER
- 2
- BB
- 5
- K
- 5
- HR
- 0
- ERA
- 4.24
Games
All gamesNext
vs HOUTue, Sep 22
vs HOU since 2022
- 13
- GP
- 72.8
- IP
- 72
- H
- 20
- R
- 20
- ER
- 68
- K
| Date | Opponent | IP | H | R | ER | K |
|---|---|---|---|---|---|---|
| Wed, Sep 16 | at LAAW 7-2 | 4.1 | 5 | 2 | 2 | 5 |
| Fri, Sep 11 | at ATHL 6-5 F/10 | 6 | 9 | 4 | 4 | 5 |
| Sat, Sep 05 | vsATHL 6-2 | 6.2 | 7 | 4 | 3 | 5 |
| Mon, Aug 31 | at BOSL 9-8 F/10 | 5 | 7 | 5 | 5 | 2 |
| Tue, Aug 25 | vs PHIW 4-1 | 7.2 | 6 | 1 | 1 | 9 |
| Thu, Aug 20 | at MILL 7-4 | 3.1 | 9 | 6 | 6 | 3 |
What are George Kirby's career stats?
George Kirby has played 5 seasons for the Mariners. He has 54 wins and 764 strikeouts with a 3.72 ERA over 807.1 innings. His best season so far is 2024: 14 wins, a 3.53 ERA and 179 strikeouts.
Best single games
- Strikeouts (Pitching): 14 vs LAA on Sep 14, 2025, W 11-2
Regular season only, from MLB game logs since 2022.
League leaderboards and awards
5 seasons, 2 postseasons, 2022 to 2026
George Kirby finished top 10 in a stat 1 time.
Season top 10 finishes
Among qualified MLB players each season, as the glossary defines each stat. All-time places are among players on file.
More on George Kirby
Playoff series
George Kirby played 6 games across 2 MLB postseasons in 4 series — 1 won, 3 lost.
| IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | H: Times the batter reached base by hitting the ball, without help from an error. | ER: Earned runs allowed — runs that scored without help from an error. | K: Batters this pitcher struck out. | ||||
|---|---|---|---|---|---|---|---|
| 2025 |  DET | Lost 1-1 | 2 | 10.0 | 9 | 3 | 14 |
| 2025 |  TOR | Lost 0-2 | 2 | 8.0 | 12 | 9 | 7 |
| 2022 | TOR | Won 1-0 | 1 | 1.0 | 0 | 0 | 1 |
| 2022 |  HOU | Lost 0-1 | 1 | 7.0 | 6 | 0 | 5 |
Totals, from MLB game logs since the 2022 postseason — earlier series are not counted.
George Kirby against each club
- vs Houston Astros (13)
- vs Los Angeles Angels (13)
- vs Texas Rangers (13)
- vs Athletics (11)
- vs Baltimore Orioles (10)
- vs Detroit Tigers (8)
- vs Boston Red Sox (7)
- vs Cleveland Guardians (6)
- vs Minnesota Twins (6)
- vs Tampa Bay Rays (6)
- vs Toronto Blue Jays (6)
- vs Kansas City Royals (5)
- vs New York Mets (4)
- vs Pittsburgh Pirates (4)
- vs Atlanta Braves (3)
- vs Chicago White Sox (3)
- vs Miami Marlins (3)
- vs New York Yankees (3)
- vs San Diego Padres (3)
- vs St. Louis Cardinals (3)
- vs Washington Nationals (3)
- vs Arizona Diamondbacks (2)
- vs Cincinnati Reds (2)
- vs Colorado Rockies (2)
- vs Los Angeles Dodgers (2)
- vs Milwaukee Brewers (2)
- vs Philadelphia Phillies (2)
- vs Chicago Cubs (1)
- vs San Francisco Giants (1)
Similar players
Closest career per-game profiles to George Kirby among MLB players at the same position.
- Logan WebbSFAlike in Strikeouts, Wins, Innings pitched88out of 100 on profile similarity
- Sonny GrayBOSAlike in Wins, Innings pitched, Strikeouts87out of 100 on profile similarity
- Noah SyndergaardAlike in Innings pitched, Wins, WHIP87out of 100 on profile similarity
- Tanner BibeeCLEAlike in Innings pitched, Strikeouts, WHIP87out of 100 on profile similarity
- Zack GreinkeAlike in Wins, Innings pitched, WHIP86out of 100 on profile similarity
Compare George Kirby with Logan Webb, Sonny Gray, Noah Syndergaard