Welcome to the new version of the player pages! A description of the changes can be found here.
If you notice any issues or bugs, please contact us: support@fangraphs.com.
If you notice any issues or bugs, please contact us: support@fangraphs.com.
Justin Kelly
Toronto Blue Jays (AA)P
Age: 25
Bats/Throws: R/R
6'1" / 195
DOB: 12/2/1998
(25 years, 6 months, 11 days)
P
Stats
You can shift + click on full MLB seasons in Season Stats and games in Game Logs to select spans for aggregate stats. Read more here
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 22 | 0 | 1 | 0 | 11 | 1 | 21.1 | 8.02 | 4.64 | 1.27 | .263 | 50.4% | 49.1% | 16.7% | 6.33 | 5.54 | 4.87 | ||||||
| 2022 | TOR | A | 23 | 0 | 4 | 2 | 16 | 0 | 30.0 | 8.70 | 3.30 | 2.10 | .282 | 67.3% | 54.1% | 28.0% | 5.40 | 5.82 | 3.92 | ||||||
| 2022 | TOR | A+ | 23 | 9 | 2 | 2 | 23 | 0 | 40.1 | 7.36 | 3.35 | 1.34 | .313 | 60.4% | 38.0% | 13.0% | 4.69 | 5.22 | 4.87 | ||||||
| 2023 | TOR | A+ | 24 | 5 | 2 | 5 | 36 | 0 | 45.0 | 6.80 | 3.40 | 1.00 | .258 | 78.8% | 51.2% | 13.5% | 1.80 | 4.97 | 4.72 | ||||||
| 2024 | Steamer Steamer | PROJ | 25 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.32 | 5.00 | 1.41 | .295 | 69.3% | 44.6% | 5.60 | 5.91 | 5.87 | 0.0 | ||||||
| 2024 | TOR | A+ | 25 | 2 | 1 | 3 | 15 | 0 | 17.2 | 11.21 | 2.04 | 0.51 | .340 | 76.5% | 42.6% | 6.7% | 2.55 | 2.46 | 2.52 | ||||||
| 2024 | TOR | AA | 25 | 0 | 0 | 0 | 5 | 0 | 5.1 | 5.06 | 0.00 | 0.00 | .133 | 50.0% | 60.0% | 0.0% | 1.69 | 2.28 | 3.53 | ||||||
| 2024 | Steamer Steamer (RoS) | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.25 | 3.62 | 1.20 | .296 | 70.8% | 4.67 | 4.82 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 22 | 0 | 1 | 0 | 11 | 1 | 21.1 | 8.02 | 4.64 | 1.27 | .263 | 50.4% | 49.1% | 16.7% | 6.33 | 5.54 | 4.87 | ||||||
| 2022 | TOR | A | 23 | 0 | 4 | 2 | 16 | 0 | 30.0 | 8.70 | 3.30 | 2.10 | .282 | 67.3% | 54.1% | 28.0% | 5.40 | 5.82 | 3.92 | ||||||
| 2022 | TOR | A+ | 23 | 9 | 2 | 2 | 23 | 0 | 40.1 | 7.36 | 3.35 | 1.34 | .313 | 60.4% | 38.0% | 13.0% | 4.69 | 5.22 | 4.87 | ||||||
| 2023 | TOR | A+ | 24 | 5 | 2 | 5 | 36 | 0 | 45.0 | 6.80 | 3.40 | 1.00 | .258 | 78.8% | 51.2% | 13.5% | 1.80 | 4.97 | 4.72 | ||||||
| 2024 | Steamer Steamer | PROJ | 25 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.32 | 5.00 | 1.41 | .295 | 69.3% | 44.6% | 5.60 | 5.91 | 5.87 | 0.0 | ||||||
| 2024 | TOR | A+ | 25 | 2 | 1 | 3 | 15 | 0 | 17.2 | 11.21 | 2.04 | 0.51 | .340 | 76.5% | 42.6% | 6.7% | 2.55 | 2.46 | 2.52 | ||||||
| 2024 | TOR | AA | 25 | 0 | 0 | 0 | 5 | 0 | 5.1 | 5.06 | 0.00 | 0.00 | .133 | 50.0% | 60.0% | 0.0% | 1.69 | 2.28 | 3.53 | ||||||
| 2024 | Steamer Steamer (RoS) | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.25 | 3.62 | 1.20 | .296 | 70.8% | 4.67 | 4.82 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 0 | 1 | 6.33 | 11 | 1 | 0 | 0 | 0 | 2 | 0 | 21.1 | 91 | 18 | 17 | 15 | 3 | 11 | 0 | 1 | 0 | 0 | 19 | |
| 2022 | TOR | A | 0 | 4 | 5.40 | 16 | 0 | 0 | 0 | 2 | 1 | 1 | 30.0 | 126 | 29 | 20 | 18 | 7 | 11 | 2 | 1 | 2 | 0 | 29 | |
| 2022 | TOR | A+ | 9 | 2 | 4.69 | 23 | 0 | 0 | 0 | 2 | 1 | 2 | 40.1 | 184 | 46 | 30 | 21 | 6 | 15 | 3 | 2 | 5 | 0 | 33 | |
| 2023 | TOR | A+ | 5 | 2 | 1.80 | 36 | 0 | 0 | 0 | 5 | 4 | 2 | 45.0 | 191 | 39 | 18 | 9 | 5 | 17 | 1 | 3 | 0 | 0 | 34 | |
| 2024 | Steamer Steamer | PROJ | 0 | 0 | 5.60 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | |||||
| 2024 | TOR | A+ | 2 | 1 | 2.55 | 15 | 0 | 0 | 0 | 3 | 1 | 0 | 17.2 | 74 | 17 | 6 | 5 | 1 | 4 | 0 | 0 | 2 | 0 | 22 | |
| 2024 | TOR | AA | 0 | 0 | 1.69 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 5.1 | 18 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2024 | Steamer Steamer (RoS) | ROS | 0 | 0 | 4.67 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 0 | 1 | 6.33 | 11 | 1 | 0 | 0 | 0 | 2 | 0 | 21.1 | 91 | 18 | 17 | 15 | 3 | 11 | 0 | 1 | 0 | 0 | 19 | |
| 2022 | TOR | A | 0 | 4 | 5.40 | 16 | 0 | 0 | 0 | 2 | 1 | 1 | 30.0 | 126 | 29 | 20 | 18 | 7 | 11 | 2 | 1 | 2 | 0 | 29 | |
| 2022 | TOR | A+ | 9 | 2 | 4.69 | 23 | 0 | 0 | 0 | 2 | 1 | 2 | 40.1 | 184 | 46 | 30 | 21 | 6 | 15 | 3 | 2 | 5 | 0 | 33 | |
| 2023 | TOR | A+ | 5 | 2 | 1.80 | 36 | 0 | 0 | 0 | 5 | 4 | 2 | 45.0 | 191 | 39 | 18 | 9 | 5 | 17 | 1 | 3 | 0 | 0 | 34 | |
| 2024 | Steamer Steamer | PROJ | 0 | 0 | 5.60 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | |||||
| 2024 | TOR | A+ | 2 | 1 | 2.55 | 15 | 0 | 0 | 0 | 3 | 1 | 0 | 17.2 | 74 | 17 | 6 | 5 | 1 | 4 | 0 | 0 | 2 | 0 | 22 | |
| 2024 | TOR | AA | 0 | 0 | 1.69 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 5.1 | 18 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2024 | Steamer Steamer (RoS) | ROS | 0 | 0 | 4.67 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 8.02 | 4.64 | 1.73 | 1.27 | 20.9% | 12.1% | 8.8% | .228 | 1.36 | .263 | 50.4% | 5.54 | ||||||
| 2022 | TOR | A | 8.70 | 3.30 | 2.64 | 2.10 | 23.0% | 8.7% | 14.3% | .254 | 1.33 | .282 | 67.3% | 5.82 | ||||||
| 2022 | TOR | A+ | 7.36 | 3.35 | 2.20 | 1.34 | 17.9% | 8.2% | 9.8% | .275 | 1.51 | .313 | 60.4% | 5.22 | ||||||
| 2023 | TOR | A+ | 6.80 | 3.40 | 2.00 | 1.00 | 17.8% | 8.9% | 8.9% | .228 | 1.24 | .258 | 78.8% | 4.97 | ||||||
| 2024 | Steamer Steamer | PROJ | 5.32 | 5.00 | 1.07 | 1.41 | 12.8% | 12.0% | 0.8% | .279 | 1.68 | .295 | 69.3% | 5.91 | ||||||
| 2024 | TOR | A+ | 11.21 | 2.04 | 5.50 | 0.51 | 29.7% | 5.4% | 24.3% | .243 | 1.19 | .340 | 76.5% | 2.46 | ||||||
| 2024 | TOR | AA | 5.06 | 0.00 | 3.00 | 0.00 | 16.7% | 0.0% | 16.7% | .111 | 0.38 | .133 | 50.0% | 2.28 | ||||||
| 2024 | Steamer Steamer (RoS) | ROS | 6.25 | 3.62 | 1.73 | 1.20 | 15.7% | 9.1% | 6.6% | .268 | 1.46 | .296 | 70.8% | 4.82 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | TOR | A | 8.02 | 4.64 | 1.73 | 1.27 | 20.9% | 12.1% | 8.8% | .228 | 1.36 | .263 | 50.4% | 5.54 | ||||||
| 2022 | TOR | A | 8.70 | 3.30 | 2.64 | 2.10 | 23.0% | 8.7% | 14.3% | .254 | 1.33 | .282 | 67.3% | 5.82 | ||||||
| 2022 | TOR | A+ | 7.36 | 3.35 | 2.20 | 1.34 | 17.9% | 8.2% | 9.8% | .275 | 1.51 | .313 | 60.4% | 5.22 | ||||||
| 2023 | TOR | A+ | 6.80 | 3.40 | 2.00 | 1.00 | 17.8% | 8.9% | 8.9% | .228 | 1.24 | .258 | 78.8% | 4.97 | ||||||
| 2024 | Steamer Steamer | PROJ | 5.32 | 5.00 | 1.07 | 1.41 | 12.8% | 12.0% | 0.8% | .279 | 1.68 | .295 | 69.3% | 5.91 | ||||||
| 2024 | TOR | A+ | 11.21 | 2.04 | 5.50 | 0.51 | 29.7% | 5.4% | 24.3% | .243 | 1.19 | .340 | 76.5% | 2.46 | ||||||
| 2024 | TOR | AA | 5.06 | 0.00 | 3.00 | 0.00 | 16.7% | 0.0% | 16.7% | .111 | 0.38 | .133 | 50.0% | 2.28 | ||||||
| 2024 | Steamer Steamer (RoS) | ROS | 6.25 | 3.62 | 1.73 | 1.20 | 15.7% | 9.1% | 6.6% | .268 | 1.46 | .296 | 70.8% | 4.82 |
