Mason Barnett #63
Athletics
- P
- B/T: R/R
- 6' 0"/218
- Age: 25
- Mason McLendon Barnett
- Status: Active
- Born: 11/07/2000 in Kennesaw, GA
- Draft: 2022, Kansas City Royals, Round: 3, Overall Pick: 87
- College: Auburn
- MLB Debut: 8/30/2025
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 9 | 3-1 | 4.64 | 42.2 | 41 | 1.52 |
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 7 | 1-0 | 1.32 | 13.2 | 18 | 1.02 |
MiLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 87 | 25-18 | 4.46 | 417.1 | 475 | 1.35 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 12 | 2-1 | 4.75 | 36.0 | 36 | 1.42 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MiLB Stats | 3 | 1 | 4.64 | 9 | 9 | 0 | 42.2 | 41 | 1.52 |
| 2026 MLB Stats | 1 | 0 | 1.32 | 7 | 0 | 1 | 13.2 | 18 | 1.02 |
| MiLB Career Stats | 25 | 18 | 4.46 | 87 | 81 | 0 | 417.1 | 475 | 1.35 |
| MLB Career Stats | 2 | 1 | 4.75 | 12 | 5 | 1 | 36.0 | 36 | 1.42 |
- Next ATH Game: 6-25 @ SF
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 1 | 0 | 1.32 | 7 | 0 | 1 | 13.2 | 7 | 2 | 7 | 18 | 1.02 |
| Last 15 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 6/23 @ SF | 0 | 0 | 0 | 1.0 | 1 | 1 | 2 | 3 |
| 6/18 vs LAA | 0 | 0 | 0 | 1.0 | 1 | 0 | 1 | 1 |
| 6/15 vs PIT | 0 | 0 | 0 | 2.0 | 2 | 1 | 0 | 1 |
2026 :
RP
(7)
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
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June 2, 2026 | Athletics recalled RHP Mason Barnett from Las Vegas Aviators. |
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May 15, 2026 | Athletics optioned RHP Mason Barnett to Las Vegas Aviators. |
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May 13, 2026 | Athletics recalled RHP Mason Barnett from Las Vegas Aviators. |
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April 20, 2026 | Athletics optioned RHP Mason Barnett to Las Vegas Aviators. |
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April 18, 2026 | Athletics recalled RHP Mason Barnett from Las Vegas Aviators. |
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March 9, 2026 | Athletics optioned RHP Mason Barnett to Las Vegas Aviators. |
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March 5, 2026 | RHP Mason Barnett assigned to Athletics Prospects. |
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August 26, 2025 | Athletics selected the contract of RHP Mason Barnett from Las Vegas Aviators. |
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March 26, 2025 | RHP Mason Barnett assigned to Las Vegas Aviators from Midland RockHounds. |
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January 17, 2025 | Athletics invited non-roster RHP Mason Barnett to spring training. |
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August 2, 2024 | Midland RockHounds activated RHP Mason Barnett. |
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July 30, 2024 | RHP Mason Barnett assigned to Midland RockHounds. |
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July 30, 2024 | Oakland Athletics traded RHP Lucas Erceg to Kansas City Royals for RHP Will Klein, RHP Mason Barnett and OF Jared Dickey. |
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March 7, 2024 | Kansas City Royals Prospects activated RHP Mason Barnett. |
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January 10, 2024 | Kansas City Royals invited non-roster RHP Mason Barnett to spring training. |
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August 2, 2023 | RHP Mason Barnett assigned to Northwest Arkansas Naturals from Quad Cities River Bandits. |
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April 5, 2023 | RHP Mason Barnett assigned to Quad Cities River Bandits from Columbia Fireflies. |
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August 31, 2022 | RHP Mason Barnett assigned to Columbia Fireflies from ACL Royals. |
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August 22, 2022 | RHP Mason Barnett assigned to ACL Royals from Royals Organization. |
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August 16, 2022 | RHP Mason Barnett assigned to Royals Organization. |
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July 24, 2022 | Kansas City Royals signed RHP Mason Barnett. |
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June 10, 2022 | College Workout activated RHP Mason Barnett. |
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June 10, 2022 | RHP Mason Barnett and assigned to College Workout. |
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February 4, 2022 | RHP Mason Barnett and assigned to Auburn Tigers. |
+ Show More Transactions
Awards
MiLB.com Organization All-Star
| Year | ||
|---|---|---|
| 2023 | Kansas City Royals | AL |
PCL Pitcher of the Week
| Week | ||
|---|---|---|
| 04/26/2026 | Las Vegas Aviators | PCL |