J.A. Happ
Free AgentP
Age: 44
Bats/Throws: L/L
6'5" / 205
DOB: 10/19/1982
(44 years, 21 days)
P
| Season | Total |
| Team | - - - |
| Level | MLB |
| G | 354 |
| GS | 328 |
| IP | 1893.2 |
| K% | 20.6% |
| BB% | 8.3% |
| GB% | 39.8% |
| ERA | 4.13 |
| FIP | 4.29 |
| WAR | 21.7 |
RosterResource
| Draft: | 2004, Rd: 3, Pick: 21, Ovr: 92 |
| Draft Team: | Philadelphia Phillies |
| School: | Northwestern |
Service Time
13.047MiLB Options
n/a
News
Rotowire: Happ announced last week in an appearance on "The Heart Strong Podcast" with Jessica Lindberg that he has elected to retire from professional baseball. (5/31/2022)
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| Season | Handedness | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | vs L | 8.65 | 2.10 | 4.13 | 0.79 | 23.2% | 5.6% | 17.6% | .250 | 1.19 | .309 | 63.5% | 3.17 | 3.99 |
| 2021 | vs R | 6.79 | 3.05 | 2.23 | 2.06 | 16.8% | 7.6% | 9.3% | .298 | 1.56 | .315 | 70.2% | 5.70 | 5.44 |
| Season | Home / Away | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Home | 7.05 | 2.52 | 2.80 | 1.71 | 18.3% | 6.5% | 11.8% | .271 | 1.35 | .294 | 73.3% | 4.95 | 4.79 |
| 2021 | Away | 7.43 | 3.29 | 2.26 | 1.86 | 18.0% | 8.0% | 10.0% | .310 | 1.65 | .342 | 63.8% | 5.39 | 5.57 |
| 2021 | Home vs L | 9.64 | 1.54 | 6.25 | 0.39 | 28.4% | 4.5% | 23.9% | .190 | 0.86 | .259 | 64.5% | 2.10 | 2.98 |
| 2021 | Home vs R | 6.14 | 2.86 | 2.14 | 2.18 | 15.3% | 7.1% | 8.2% | .296 | 1.53 | .303 | 75.4% | 5.96 | 5.43 |
| 2021 | Away vs L | 6.55 | 3.27 | 2.00 | 1.64 | 14.8% | 7.4% | 7.4% | .354 | 1.91 | .385 | 62.5% | 5.44 | 6.13 |
| 2021 | Away vs R | 7.62 | 3.29 | 2.32 | 1.90 | 18.7% | 8.1% | 10.6% | .300 | 1.60 | .331 | 64.1% | 5.38 | 5.45 |
| Season | Monthly | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Mar/Apr | 5.09 | 2.74 | 1.86 | 0.78 | 14.9% | 8.0% | 6.9% | .150 | 0.83 | .154 | 86.4% | 4.08 | 5.48 |
| 2021 | May | 8.49 | 3.47 | 2.44 | 1.16 | 20.4% | 8.3% | 12.0% | .320 | 1.71 | .384 | 51.6% | 4.24 | 5.14 |
| 2021 | Jun | 7.30 | 2.55 | 2.86 | 3.28 | 16.9% | 5.9% | 11.0% | .343 | 1.78 | .350 | 77.8% | 7.39 | 5.86 |
| 2021 | Jul | 7.24 | 2.63 | 2.75 | 2.30 | 16.7% | 6.1% | 10.6% | .366 | 1.94 | .400 | 55.6% | 5.77 | 4.63 |
| 2021 | Aug | 7.31 | 2.86 | 2.56 | 1.27 | 20.9% | 8.2% | 12.7% | .200 | 1.02 | .216 | 94.0% | 4.33 | 4.87 |
| 2021 | Sept/Oct | 7.71 | 2.81 | 2.75 | 1.75 | 19.0% | 6.9% | 12.1% | .299 | 1.56 | .333 | 69.7% | 4.92 | 4.80 |
| 2021 | 1st Half | 7.32 | 2.73 | 2.68 | 1.86 | 18.5% | 6.9% | 11.6% | .291 | 1.48 | .319 | 68.2% | 5.25 | 5.18 |
| 2021 | 2nd Half | 7.07 | 2.96 | 2.39 | 1.67 | 17.9% | 7.5% | 10.4% | .284 | 1.47 | .309 | 69.6% | 5.00 | 5.03 |
| Season | Leverage | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Low Leverage | 6.45 | 2.77 | 2.33 | 1.58 | 15.9% | 6.8% | 9.1% | .287 | 1.51 | .310 | 81.4% | 4.98 | 5.52 |
| 2021 | Medium Leverage | 7.70 | 2.87 | 2.68 | 2.07 | 19.9% | 7.4% | 12.5% | .289 | 1.46 | .314 | 64.6% | 5.44 | 4.78 |
| 2021 | High Leverage | 9.53 | 3.18 | 3.00 | 0.00 | 24.0% | 8.0% | 16.0% | .286 | 1.41 | .375 | -11.1% | 2.64 | 4.82 |
| Season | Situational | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Bases Empty | 6.91 | 2.96 | 2.33 | 2.09 | 16.6% | 7.1% | 9.5% | .296 | 1.60 | .316 | 100.0% | 5.71 | 5.41 |
| 2021 | Men on Base | 7.55 | 2.69 | 2.81 | 1.41 | 20.3% | 7.2% | 13.1% | .277 | 1.34 | .312 | 17.6% | 4.46 | 4.76 |
| 2021 | Men In Scoring | 9.82 | 3.44 | 2.86 | 1.23 | 24.1% | 8.4% | 15.7% | .304 | 1.61 | .377 | -7.5% | 3.99 | 4.28 |
| Season | Through Count | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Through 3 - 0 | 4.91 | 34.36 | 0.14 | 0.00 | 7.1% | 50.0% | -42.9% | .286 | 4.91 | .333 | 83.3% | 13.53 | 14.50 |
| 2021 | Through 3 - 1 | 7.59 | 18.56 | 0.41 | 0.00 | 15.0% | 36.7% | -21.7% | .184 | 2.72 | .241 | 93.1% | 7.67 | 9.99 |
| 2021 | Through 3 - 2 | 11.70 | 11.70 | 1.00 | 0.90 | 27.1% | 27.1% | 0.0% | .203 | 2.00 | .286 | 91.4% | 5.77 | 6.50 |
| 2021 | Through 2 - 0 | 5.79 | 14.79 | 0.39 | 3.21 | 9.7% | 24.7% | -15.1% | .414 | 3.71 | .429 | 71.1% | 11.46 | 9.71 |
| 2021 | Through 1 - 0 | 5.50 | 5.00 | 1.10 | 1.67 | 12.9% | 11.7% | 1.2% | .284 | 1.74 | .295 | 76.3% | 6.02 | 6.69 |
| 2021 | Through 2 - 1 | 7.18 | 6.61 | 1.09 | 2.01 | 16.6% | 15.2% | 1.3% | .268 | 1.82 | .281 | 86.9% | 6.68 | 6.76 |
| 2021 | Through 1 - 1 | 8.49 | 2.70 | 3.14 | 1.41 | 22.6% | 7.2% | 15.4% | .235 | 1.20 | .269 | 76.1% | 4.27 | 4.75 |
| 2021 | Through 0 - 1 | 9.61 | 1.94 | 4.94 | 1.40 | 26.3% | 5.3% | 20.9% | .260 | 1.20 | .318 | 60.9% | 3.78 | 3.68 |
| 2021 | Through 2 - 2 | 11.63 | 4.17 | 2.79 | 1.54 | 29.8% | 10.7% | 19.1% | .231 | 1.34 | .299 | 91.1% | 4.34 | 4.32 |
| 2021 | Through 1 - 2 | 13.41 | 1.97 | 6.82 | 1.25 | 38.1% | 5.6% | 32.5% | .223 | 1.03 | .333 | 65.6% | 2.77 | 2.65 |
| 2021 | Through 0 - 2 | 13.22 | 1.13 | 11.75 | 1.69 | 38.8% | 3.3% | 35.5% | .235 | 0.97 | .333 | 55.1% | 3.14 | 2.19 |
| Season | SP / RP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | As Starter | 7.21 | 2.84 | 2.54 | 1.77 | 18.2% | 7.2% | 11.0% | .288 | 1.48 | .314 | 68.8% | 5.13 | 5.11 |
| Season | Shifts | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | No Shift | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .225 | 0.89 | .222 | 100.0% | 3.17 | 6.47 |
| 2021 | Shift - All | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .380 | 1.86 | .376 | 100.0% | 3.17 | 6.33 |
| 2021 | Shift - Traditional | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .376 | 1.86 | .376 | 100.0% | 3.17 | 6.45 |
| 2021 | Shift - Non Traditional | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .412 | 1.91 | .378 | 100.0% | 3.17 | 5.58 |
| Season | TTO | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | 1st Through Order as SP | 7.94 | 3.03 | 2.62 | 1.59 | 20.4% | 7.8% | 12.6% | .268 | 1.40 | .302 | 77.1% | 4.76 | 5.21 |
| 2021 | 2nd Through Order as SP | 6.71 | 3.13 | 2.14 | 2.09 | 17.1% | 8.0% | 9.1% | .280 | 1.46 | .293 | 68.2% | 5.84 | 5.31 |
| 2021 | 3rd Through Order as SP | 7.07 | 1.93 | 3.67 | 1.29 | 16.8% | 4.6% | 12.2% | .341 | 1.71 | .384 | 56.6% | 4.10 | 4.38 |
| 2021 | 4th Through Order as SP | 0.00 | 0.00 | 0.00 | 5.40 | 0.0% | 0.0% | 0.0% | .286 | 1.20 | .167 | 0.0% | 10.97 | 6.35 |
| Season | Handedness | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | vs L | 8.65 | 2.10 | 4.13 | 0.79 | 23.2% | 5.6% | 17.6% | .250 | 1.19 | .309 | 63.5% | 3.17 | 3.99 |
| 2021 | vs R | 6.79 | 3.05 | 2.23 | 2.06 | 16.8% | 7.6% | 9.3% | .298 | 1.56 | .315 | 70.2% | 5.70 | 5.44 |
| Season | Home / Away | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Home | 7.05 | 2.52 | 2.80 | 1.71 | 18.3% | 6.5% | 11.8% | .271 | 1.35 | .294 | 73.3% | 4.95 | 4.79 |
| 2021 | Away | 7.43 | 3.29 | 2.26 | 1.86 | 18.0% | 8.0% | 10.0% | .310 | 1.65 | .342 | 63.8% | 5.39 | 5.57 |
| 2021 | Home vs L | 9.64 | 1.54 | 6.25 | 0.39 | 28.4% | 4.5% | 23.9% | .190 | 0.86 | .259 | 64.5% | 2.10 | 2.98 |
| 2021 | Home vs R | 6.14 | 2.86 | 2.14 | 2.18 | 15.3% | 7.1% | 8.2% | .296 | 1.53 | .303 | 75.4% | 5.96 | 5.43 |
| 2021 | Away vs L | 6.55 | 3.27 | 2.00 | 1.64 | 14.8% | 7.4% | 7.4% | .354 | 1.91 | .385 | 62.5% | 5.44 | 6.13 |
| 2021 | Away vs R | 7.62 | 3.29 | 2.32 | 1.90 | 18.7% | 8.1% | 10.6% | .300 | 1.60 | .331 | 64.1% | 5.38 | 5.45 |
| Season | Monthly | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Mar/Apr | 5.09 | 2.74 | 1.86 | 0.78 | 14.9% | 8.0% | 6.9% | .150 | 0.83 | .154 | 86.4% | 4.08 | 5.48 |
| 2021 | May | 8.49 | 3.47 | 2.44 | 1.16 | 20.4% | 8.3% | 12.0% | .320 | 1.71 | .384 | 51.6% | 4.24 | 5.14 |
| 2021 | Jun | 7.30 | 2.55 | 2.86 | 3.28 | 16.9% | 5.9% | 11.0% | .343 | 1.78 | .350 | 77.8% | 7.39 | 5.86 |
| 2021 | Jul | 7.24 | 2.63 | 2.75 | 2.30 | 16.7% | 6.1% | 10.6% | .366 | 1.94 | .400 | 55.6% | 5.77 | 4.63 |
| 2021 | Aug | 7.31 | 2.86 | 2.56 | 1.27 | 20.9% | 8.2% | 12.7% | .200 | 1.02 | .216 | 94.0% | 4.33 | 4.87 |
| 2021 | Sept/Oct | 7.71 | 2.81 | 2.75 | 1.75 | 19.0% | 6.9% | 12.1% | .299 | 1.56 | .333 | 69.7% | 4.92 | 4.80 |
| 2021 | 1st Half | 7.32 | 2.73 | 2.68 | 1.86 | 18.5% | 6.9% | 11.6% | .291 | 1.48 | .319 | 68.2% | 5.25 | 5.18 |
| 2021 | 2nd Half | 7.07 | 2.96 | 2.39 | 1.67 | 17.9% | 7.5% | 10.4% | .284 | 1.47 | .309 | 69.6% | 5.00 | 5.03 |
| Season | Leverage | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Low Leverage | 6.45 | 2.77 | 2.33 | 1.58 | 15.9% | 6.8% | 9.1% | .287 | 1.51 | .310 | 81.4% | 4.98 | 5.52 |
| 2021 | Medium Leverage | 7.70 | 2.87 | 2.68 | 2.07 | 19.9% | 7.4% | 12.5% | .289 | 1.46 | .314 | 64.6% | 5.44 | 4.78 |
| 2021 | High Leverage | 9.53 | 3.18 | 3.00 | 0.00 | 24.0% | 8.0% | 16.0% | .286 | 1.41 | .375 | -11.1% | 2.64 | 4.82 |
| Season | Situational | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Bases Empty | 6.91 | 2.96 | 2.33 | 2.09 | 16.6% | 7.1% | 9.5% | .296 | 1.60 | .316 | 100.0% | 5.71 | 5.41 |
| 2021 | Men on Base | 7.55 | 2.69 | 2.81 | 1.41 | 20.3% | 7.2% | 13.1% | .277 | 1.34 | .312 | 17.6% | 4.46 | 4.76 |
| 2021 | Men In Scoring | 9.82 | 3.44 | 2.86 | 1.23 | 24.1% | 8.4% | 15.7% | .304 | 1.61 | .377 | -7.5% | 3.99 | 4.28 |
| Season | Through Count | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | Through 3 - 0 | 4.91 | 34.36 | 0.14 | 0.00 | 7.1% | 50.0% | -42.9% | .286 | 4.91 | .333 | 83.3% | 13.53 | 14.50 |
| 2021 | Through 3 - 1 | 7.59 | 18.56 | 0.41 | 0.00 | 15.0% | 36.7% | -21.7% | .184 | 2.72 | .241 | 93.1% | 7.67 | 9.99 |
| 2021 | Through 3 - 2 | 11.70 | 11.70 | 1.00 | 0.90 | 27.1% | 27.1% | 0.0% | .203 | 2.00 | .286 | 91.4% | 5.77 | 6.50 |
| 2021 | Through 2 - 0 | 5.79 | 14.79 | 0.39 | 3.21 | 9.7% | 24.7% | -15.1% | .414 | 3.71 | .429 | 71.1% | 11.46 | 9.71 |
| 2021 | Through 1 - 0 | 5.50 | 5.00 | 1.10 | 1.67 | 12.9% | 11.7% | 1.2% | .284 | 1.74 | .295 | 76.3% | 6.02 | 6.69 |
| 2021 | Through 2 - 1 | 7.18 | 6.61 | 1.09 | 2.01 | 16.6% | 15.2% | 1.3% | .268 | 1.82 | .281 | 86.9% | 6.68 | 6.76 |
| 2021 | Through 1 - 1 | 8.49 | 2.70 | 3.14 | 1.41 | 22.6% | 7.2% | 15.4% | .235 | 1.20 | .269 | 76.1% | 4.27 | 4.75 |
| 2021 | Through 0 - 1 | 9.61 | 1.94 | 4.94 | 1.40 | 26.3% | 5.3% | 20.9% | .260 | 1.20 | .318 | 60.9% | 3.78 | 3.68 |
| 2021 | Through 2 - 2 | 11.63 | 4.17 | 2.79 | 1.54 | 29.8% | 10.7% | 19.1% | .231 | 1.34 | .299 | 91.1% | 4.34 | 4.32 |
| 2021 | Through 1 - 2 | 13.41 | 1.97 | 6.82 | 1.25 | 38.1% | 5.6% | 32.5% | .223 | 1.03 | .333 | 65.6% | 2.77 | 2.65 |
| 2021 | Through 0 - 2 | 13.22 | 1.13 | 11.75 | 1.69 | 38.8% | 3.3% | 35.5% | .235 | 0.97 | .333 | 55.1% | 3.14 | 2.19 |
| Season | SP / RP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | As Starter | 7.21 | 2.84 | 2.54 | 1.77 | 18.2% | 7.2% | 11.0% | .288 | 1.48 | .314 | 68.8% | 5.13 | 5.11 |
| Season | Shifts | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | No Shift | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .225 | 0.89 | .222 | 100.0% | 3.17 | 6.47 |
| 2021 | Shift - All | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .380 | 1.86 | .376 | 100.0% | 3.17 | 6.33 |
| 2021 | Shift - Traditional | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .376 | 1.86 | .376 | 100.0% | 3.17 | 6.45 |
| 2021 | Shift - Non Traditional | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .412 | 1.91 | .378 | 100.0% | 3.17 | 5.58 |
| Season | TTO | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | K-BB% | AVG | WHIP | BABIP | LOB% | FIP | xFIP |
| 2021 | 1st Through Order as SP | 7.94 | 3.03 | 2.62 | 1.59 | 20.4% | 7.8% | 12.6% | .268 | 1.40 | .302 | 77.1% | 4.76 | 5.21 |
| 2021 | 2nd Through Order as SP | 6.71 | 3.13 | 2.14 | 2.09 | 17.1% | 8.0% | 9.1% | .280 | 1.46 | .293 | 68.2% | 5.84 | 5.31 |
| 2021 | 3rd Through Order as SP | 7.07 | 1.93 | 3.67 | 1.29 | 16.8% | 4.6% | 12.2% | .341 | 1.71 | .384 | 56.6% | 4.10 | 4.38 |
| 2021 | 4th Through Order as SP | 0.00 | 0.00 | 0.00 | 5.40 | 0.0% | 0.0% | 0.0% | .286 | 1.20 | .167 | 0.0% | 10.97 | 6.35 |

