Statistics| Year | Team | G | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2024 | Orioles | 3 | 4.33 | 8 | 4 | 1 | 6 | 0 | 0 | 0 | 0 | 2.077 | 12.46 |
| 2023 | Royals | 12 | 15.00 | 17 | 9 | 2 | 12 | 0 | 0 | 1 | 1 | 1.267 | 7.20 |
| 2022 | Royals | 21 | 104.00 | 108 | 70 | 47 | 61 | 4 | 0 | 0 | 0 | 1.490 | 5.28 |
| 2021 | Royals | 3 | 14.67 | 15 | 6 | 3 | 8 | 1 | 0 | 0 | 0 | 1.227 | 4.91 |
| Total MLB | 39 | 138.00 | 148 | 89 | 53 | 87 | 5 | 0 | 1 | 1 | 1.457 | 5.67 |
| 2023 | Spring | 4 | 9.33 | 23 | 7 | 3 | 18 | 0 | 0 | 1 | 1 | 2.786 | 17.36 |
| | 2023 Projections |
|---|
| Source | | G | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| Consensus | 21 | 79.12 | 81 | 60 | 30 | 42 | 4 | 0 | 1 | 1 | 1.398 | 4.78 |
| Marcel | 21 | 97.61 | 97 | 75 | 38 | 51 | 5 | 1 | 2 | 3 | 1.387 | 4.67 |
| RV Current | 16 | 14.42 | 15 | 11 | 5 | 8 | 1 | 0 | 0 | 0 | 1.383 | 4.95 |
| RotoValue | 21 | 40.19 | 41 | 30 | 16 | 22 | 2 | 0 | 0 | 0 | 1.418 | 5.01 |
| Steamer | 16 | 52.00 | 56 | 38 | 19 | 29 | 2 | 0 | 0 | 0 | 1.442 | 5.02 |
| ZiPS | 27 | 126.70 | 129 | 98 | 46 | 66 | 6 | 0 | 0 | 0 | 1.381 | 4.69 |
| modZiPS | 27 | 126.70 | 129 | 98 | 46 | 66 | 6 | 0 | 0 | 0 | 1.381 | 4.69 |
2023 Game Log| August | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2023-08-11 | v StL | RP | 1.00 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2.000 | 18.00 |
| 2023-08-06 | @ Phi | RP | 2.00 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1.500 | 9.00 |
| 2023-08-03 | v NYM | RP | 1.00 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2.000 | 18.00 |
| Total | 4.00 | 7 | 1 | 0 | 6 | 0 | 0 | 0 | 0 | 1.750 | 13.50 |
| July | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2023-07-26 | @ Cle | RP | 1.33 | 2 | 2 | 2 | 3 | 0 | 0 | 0 | 0 | 3.000 | 20.25 |
| 2023-07-25 | @ Cle | RP | 1.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | 0.00 |
| 2023-07-21 | @ NYY | RP | 1.00 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 |
| 2023-07-20 | v Det | RP | 1.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 |
| 2023-07-18 | v Det | RP | 1.00 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1.000 | 0.00 |
| 2023-07-15 | v TB | RP | 1.00 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2.000 | 9.00 |
| 2023-07-07 | @ Cle | RP | 1.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 |
| 2023-07-04 | @ Min | RP | 1.00 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 |
| Total | 8.33 | 6 | 7 | 2 | 4 | 0 | 0 | 1 | 1 | 0.960 | 4.32 |
| May | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2023-05-05 | v Oak | RP | 2.67 | 4 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1.500 | 6.75 |
| Total | 2.67 | 4 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1.500 | 6.75 |
| Preseason | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2023-03-17 | @ LAA | SP | 2.33 | 9 | 2 | 1 | 9 | 0 | 0 | 0 | 0 | 4.286 | 34.71 |
| 2023-03-11 | @ Mil | RP | 3.00 | 3 | 2 | 0 | 2 | 0 | 0 | 1 | 1 | 1.000 | 6.00 |
| 2023-03-04 | @ Cin | SP | 2.00 | 6 | 2 | 1 | 3 | 0 | 0 | 0 | 0 | 3.500 | 13.50 |
| 2023-02-26 | v Sea | RP | 2.00 | 5 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 3.000 | 18.00 |
| Total | 9.33 | 23 | 7 | 3 | 18 | 0 | 0 | 1 | 1 | 2.786 | 17.36 |
| | Date | Time | Headline |
|---|
| Mon Dec 18 2023 | 20:39 | Orioles Acquire Jonathan Heasley From Royals | | Thu May 12 2022 | 09:20 | Jon Heasley To Be Called Up To Start Thursday's Game | | Sat Sep 18 2021 | 09:03 | Jon Heasley Gives Up Four Runs In MLB Debut |
| | 2023 Games by Position |
|---|
| RP | 12 |
|---|
| 12 | consecutive relief appearances |
|
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