Griffin Kirn
Athletics (A+)P
Age: 24
Bats/Throws: L/L
6'3" / 215
DOB: 4/19/2002
(24 years, 6 months, 12 days)
P
Player Dashboard:
| Season | 2026 |
| Team | OAK |
| Level | MiLB |
| G | 37 |
| GS | 0 |
| IP | 52.2 |
| K% | 20.4% |
| BB% | 8.6% |
| GB% | 42.5% |
| ERA | 4.61 |
| FIP | 4.77 |
| WAR |
RosterResource
| How Acquired: | Draft |
| Draft: | 2025, Rd: 14, Pick: 5, Ovr: 410 |
| Draft Team: | Athletics |
| Signing Bonus: | $150,000 |
| College: | West Virginia (Morgantown, USA) |
Rule 5 Eligible
Dec'28
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| Season | 2026 |
| Team | OAK |
| Level | MiLB |
| G | 37 |
| GS | 0 |
| IP | 52.2 |
| K% | 20.4% |
| BB% | 8.6% |
| GB% | 42.5% |
| ERA | 4.61 |
| FIP | 4.77 |
| WAR |
RosterResource
| How Acquired: | Draft |
| Draft: | 2025, Rd: 14, Pick: 5, Ovr: 410 |
| Draft Team: | Athletics |
| Signing Bonus: | $150,000 |
| College: | West Virginia (Morgantown, USA) |
Rule 5 Eligible
Dec'28
News Settings
Article Source
All
FG
RG
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Minor LeaguesSpring TrainingCollege
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 23 | 5 | 3 | 1 | 18 | 17 | 99.0 | 9.36 | 2.73 | 1.18 | .281 | 75.1% | 3.36 | 4.89 | |||||||||
| 2025 | OAK | A | 23 | 2 | 0 | 0 | 6 | 0 | 8.0 | 13.50 | 4.50 | 0.00 | .333 | 90.0% | 55.6% | 0.0% | 1.13 | 2.50 | 3.26 | ||||||
| 2026 | ATH | ST | 24 | 0 | 0 | 0 | 1 | 0 | 0.1 | 0.00 | 0.00 | 0.00 | .000 | 100.0% | 0.0% | 0.0% | 0.00 | 3.65 | 9.26 | ||||||
| 2026 | OAK | A | 24 | 1 | 1 | 2 | 13 | 0 | 20.0 | 8.55 | 3.15 | 0.45 | .351 | 78.9% | 50.9% | 9.1% | 1.80 | 4.21 | 4.46 | ||||||
| 2026 | OAK | A+ | 24 | 2 | 2 | 1 | 24 | 0 | 32.2 | 7.16 | 3.31 | 1.10 | .280 | 49.5% | 37.5% | 11.1% | 6.34 | 5.11 | 5.45 | ||||||
| 2026 | OAK | MiLB | 24 | 3 | 3 | 3 | 37 | 0 | 52.2 | 7.69 | 3.25 | 0.85 | .307 | 61.5% | 42.5% | 10.6% | 4.61 | 4.77 | 5.08 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 23 | 5 | 3 | 1 | 18 | 17 | 99.0 | 9.36 | 2.73 | 1.18 | .281 | 75.1% | 3.36 | 4.89 | |||||||||
| 2025 | OAK | A | 23 | 2 | 0 | 0 | 6 | 0 | 8.0 | 13.50 | 4.50 | 0.00 | .333 | 90.0% | 55.6% | 0.0% | 1.13 | 2.50 | 3.26 | ||||||
| 2026 | ATH | ST | 24 | 0 | 0 | 0 | 1 | 0 | 0.1 | 0.00 | 0.00 | 0.00 | .000 | 100.0% | 0.0% | 0.0% | 0.00 | 3.65 | 9.26 | ||||||
| 2026 | OAK | A | 24 | 1 | 1 | 2 | 13 | 0 | 20.0 | 8.55 | 3.15 | 0.45 | .351 | 78.9% | 50.9% | 9.1% | 1.80 | 4.21 | 4.46 | ||||||
| 2026 | OAK | A+ | 24 | 2 | 2 | 1 | 24 | 0 | 32.2 | 7.16 | 3.31 | 1.10 | .280 | 49.5% | 37.5% | 11.1% | 6.34 | 5.11 | 5.45 | ||||||
| 2026 | OAK | MiLB | 24 | 3 | 3 | 3 | 37 | 0 | 52.2 | 7.69 | 3.25 | 0.85 | .307 | 61.5% | 42.5% | 10.6% | 4.61 | 4.77 | 5.08 |
Minor LeaguesSpring TrainingCollege
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 5 | 3 | 3.36 | 18 | 17 | 1 | 0 | 1 | 99.0 | 420 | 86 | 46 | 37 | 13 | 30 | 14 | 2 | 0 | 103 | ||||
| 2025 | OAK | A | 2 | 0 | 1.13 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 34 | 6 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 12 | |
| 2026 | ATH | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2026 | OAK | A | 1 | 1 | 1.80 | 13 | 0 | 0 | 0 | 2 | 0 | 0 | 20.0 | 84 | 21 | 7 | 4 | 1 | 7 | 0 | 0 | 0 | 2 | 19 | |
| 2026 | OAK | A+ | 2 | 2 | 6.34 | 24 | 0 | 0 | 0 | 1 | 2 | 2 | 32.2 | 137 | 30 | 25 | 23 | 4 | 12 | 2 | 2 | 4 | 1 | 26 | |
| 2026 | OAK | MiLB | 3 | 3 | 4.61 | 37 | 0 | 0 | 0 | 3 | 2 | 2 | 52.2 | 221 | 51 | 32 | 27 | 5 | 19 | 2 | 2 | 4 | 3 | 45 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 5 | 3 | 3.36 | 18 | 17 | 1 | 0 | 1 | 99.0 | 420 | 86 | 46 | 37 | 13 | 30 | 14 | 2 | 0 | 103 | ||||
| 2025 | OAK | A | 2 | 0 | 1.13 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 34 | 6 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 12 | |
| 2026 | ATH | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2026 | OAK | A | 1 | 1 | 1.80 | 13 | 0 | 0 | 0 | 2 | 0 | 0 | 20.0 | 84 | 21 | 7 | 4 | 1 | 7 | 0 | 0 | 0 | 2 | 19 | |
| 2026 | OAK | A+ | 2 | 2 | 6.34 | 24 | 0 | 0 | 0 | 1 | 2 | 2 | 32.2 | 137 | 30 | 25 | 23 | 4 | 12 | 2 | 2 | 4 | 1 | 26 | |
| 2026 | OAK | MiLB | 3 | 3 | 4.61 | 37 | 0 | 0 | 0 | 3 | 2 | 2 | 52.2 | 221 | 51 | 32 | 27 | 5 | 19 | 2 | 2 | 4 | 3 | 45 |
Minor LeaguesSpring TrainingAveragesCollege
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 9.36 | 2.73 | 3.43 | 1.18 | 24.5% | 7.1% | 17.4% | .229 | 1.17 | .281 | 75.1% | 63 | 92 | 4.89 | ||||
| 2025 | OAK | A | 13.50 | 4.50 | 3.00 | 0.00 | 35.3% | 11.8% | 23.5% | .200 | 1.25 | .333 | 90.0% | 24 | 53 | 2.50 | ||||
| 2026 | ATH | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .000 | 0.00 | .000 | 100.0% | 0 | 73 | 3.65 | ||||
| 2026 | OAK | A | 8.55 | 3.15 | 2.71 | 0.45 | 22.6% | 8.3% | 14.3% | .273 | 1.40 | .351 | 78.9% | 31 | 73 | 4.21 | ||||
| 2026 | OAK | A+ | 7.16 | 3.31 | 2.17 | 1.10 | 19.0% | 8.8% | 10.2% | .244 | 1.29 | .280 | 49.5% | 108 | 93 | 5.11 | ||||
| 2026 | OAK | MiLB | 7.69 | 3.25 | 2.37 | 0.85 | 20.4% | 8.6% | 11.8% | .255 | 1.33 | .307 | 61.5% | 79 | 85 | 4.77 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | WVU | NCAA | 9.36 | 2.73 | 3.43 | 1.18 | 24.5% | 7.1% | 17.4% | .229 | 1.17 | .281 | 75.1% | 63 | 92 | 4.89 | ||||
| 2025 | OAK | A | 13.50 | 4.50 | 3.00 | 0.00 | 35.3% | 11.8% | 23.5% | .200 | 1.25 | .333 | 90.0% | 24 | 53 | 2.50 | ||||
| 2026 | ATH | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .000 | 0.00 | .000 | 100.0% | 0 | 73 | 3.65 | ||||
| 2026 | OAK | A | 8.55 | 3.15 | 2.71 | 0.45 | 22.6% | 8.3% | 14.3% | .273 | 1.40 | .351 | 78.9% | 31 | 73 | 4.21 | ||||
| 2026 | OAK | A+ | 7.16 | 3.31 | 2.17 | 1.10 | 19.0% | 8.8% | 10.2% | .244 | 1.29 | .280 | 49.5% | 108 | 93 | 5.11 | ||||
| 2026 | OAK | MiLB | 7.69 | 3.25 | 2.37 | 0.85 | 20.4% | 8.6% | 11.8% | .255 | 1.33 | .307 | 61.5% | 79 | 85 | 4.77 |
Minor LeaguesSpring TrainingCollege
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | OAK | A | 1.43 | 5.6% | 55.6% | 38.9% | 42.9% | 0.0% | 38.9% | 16.7% | 44.4% | 72 | 3.26 | |||||||||
| 2026 | ATH | ST | 0.00 | 0.0% | 0.0% | 100.0% | 0.0% | 0.0% | 0.0% | 0.0% | 100.0% | 188 | 9.26 | |||||||||
| 2026 | OAK | A | 2.64 | 29.8% | 50.9% | 19.3% | 27.3% | 9.1% | 44.8% | 32.8% | 22.4% | 81 | 4.46 | |||||||||
| 2026 | OAK | A+ | 1.00 | 25.0% | 37.5% | 37.5% | 19.4% | 11.1% | 43.3% | 27.8% | 28.9% | 104 | 5.45 | |||||||||
| 2026 | OAK | MiLB | 1.38 | 26.8% | 42.5% | 30.7% | 21.3% | 10.6% | 43.9% | 29.7% | 26.5% | 95 | 5.08 |
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | OAK | A | 1.43 | 5.6% | 55.6% | 38.9% | 42.9% | 0.0% | 38.9% | 16.7% | 44.4% | 72 | 3.26 | |||||||||
| 2026 | ATH | ST | 0.00 | 0.0% | 0.0% | 100.0% | 0.0% | 0.0% | 0.0% | 0.0% | 100.0% | 188 | 9.26 | |||||||||
| 2026 | OAK | A | 2.64 | 29.8% | 50.9% | 19.3% | 27.3% | 9.1% | 44.8% | 32.8% | 22.4% | 81 | 4.46 | |||||||||
| 2026 | OAK | A+ | 1.00 | 25.0% | 37.5% | 37.5% | 19.4% | 11.1% | 43.3% | 27.8% | 28.9% | 104 | 5.45 | |||||||||
| 2026 | OAK | MiLB | 1.38 | 26.8% | 42.5% | 30.7% | 21.3% | 10.6% | 43.9% | 29.7% | 26.5% | 95 | 5.08 |
Minor LeaguesSpring TrainingCollege
MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.
All MiLB and Pace data are from Statcast.
Minor LeaguesSpring TrainingAveragesCollege
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | OAK | A | 47.5% | 64.9% | 70.6% | 16.7% | 25.0% | 41.7% | |||||||||
| 2026 | ATH | ST | 100.0% | 0.0% | 50.0% | 100.0% | 100.0% | 50.0% | 100.0% | 0.0% | 50.0% | 50.0% | 14.0 | ||||
| 2026 | OAK | A | 43.9% | 73.0% | 50.0% | 11.9% | 20.8% | 32.7% | |||||||||
| 2026 | OAK | A+ | 42.8% | 79.5% | 46.7% | 8.8% | 18.3% | 27.1% | |||||||||
| 2026 | OAK | MiLB | 43.2% | 77.1% | 48.0% | 9.9% | 19.2% | 29.1% |
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | OAK | A | 47.5% | 64.9% | 70.6% | 16.7% | 25.0% | 41.7% | |||||||||
| 2026 | ATH | ST | 100.0% | 0.0% | 50.0% | 100.0% | 100.0% | 50.0% | 100.0% | 0.0% | 50.0% | 50.0% | 14.0 | ||||
| 2026 | OAK | A | 43.9% | 73.0% | 50.0% | 11.9% | 20.8% | 32.7% | |||||||||
| 2026 | OAK | A+ | 42.8% | 79.5% | 46.7% | 8.8% | 18.3% | 27.1% | |||||||||
| 2026 | OAK | MiLB | 43.2% | 77.1% | 48.0% | 9.9% | 19.2% | 29.1% |
