Lucas Giolito
Bats R Throws R6'6" 245 lbBorn 1994 Santa Monica, USADebut 2016Team BOS1x All-StarDraft 2012 R1 #16 Washington Nationals, Harvard-Westlake HS (CA)Contract 1 y/$3M (26)+27 m opt 2026: $2,564,516
Projections
| Season | BF | K% | BB% | HR% | 1B% | XBH% | PITCH+ |
|---|
| 2026 | 564 | 21.1 | 8.5 | 3.46 | 20.5 | 6.70 | 99.8 |
| 2027 | | | | | | | 100.2 |
| 2028 | | | | | | | 101.0 |
Projected rates are per plate appearance or batter faced; counting stats scale with projected playing time. Statcast measurements inform these projections as inputs and are reported as measurements, not projected.
Most similar through age 30
His ten closest age-30 comparables averaged 91 PITCH+ the next season; 10 of 10 played. Averages cover only the players who got a next season, which is why the played count matters.
Batting
| Year | Team | G | PA | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | HIT+ |
|---|
| 2025 | BOS | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | |
| 2023 | CLE | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | |
| 2022 | CWS | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | |
| 2021 | CWS | 31 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.250 | 0.250 | 0.250 | 0.500 | 33.2 |
| 2020 | CWS | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | |
| 2019 | CWS | 29 | 4 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 0.250 | 0.250 | 0.250 | 0.500 | 31.9 |
| 2018 | CWS | 32 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.000 | 0.000 | 0.000 | 0.000 | -117.5 |
| 2017 | CWS | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | |
| 2016 | WSH | 6 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.250 | 0.250 | 0.250 | 0.500 | 26.8 |
| Career | | 206 | 20 | 1 | 3 | 0 | 0 | 0 | 2 | 0 | 0 | 11 | 0.167 | 0.167 | 0.167 | 0.333 | -14.2 |
Pitching
| Year | Team | W | L | ERA | G | GS | SV | IP | BF | HR | BB | SO | PITCH+ |
|---|
| 2027 proj | | | | | | | | | 564 | | | | 100.2 | | |
| 2026* | | | | | | | | | 138 | | | | 85.2 | 99.6 | 84.8 |
| 2025 | BOS | 10 | 4 | 3.41 | 26 | 26 | 0 | 145.0 | 613 | 17 | 56 | 121 | 104.6 | 97.7 | 102.3 |
| 2023 | CLE | 8 | 15 | 4.88 | 33 | 33 | 0 | 184.3 | 794 | 41 | 73 | 204 | 92.9 | 97.9 | 90.8 |
| 2022 | CWS | 11 | 9 | 4.90 | 30 | 30 | 0 | 161.7 | 698 | 24 | 61 | 177 | 89.7 | 99.2 | 88.9 |
| 2021 | CWS | 11 | 9 | 3.53 | 31 | 31 | 0 | 178.7 | 720 | 27 | 52 | 201 | 109.2 | 99.0 | 108.1 |
| 2020 | CWS | 4 | 3 | 3.48 | 12 | 12 | 0 | 72.3 | 288 | 8 | 28 | 97 | 120.4 | 98.1 | 118.5 |
| 2019 | CWS | 14 | 9 | 3.41 | 29 | 29 | 0 | 176.7 | 705 | 24 | 57 | 228 | 113.9 | 100.1 | 114.0 |
| 2018 | CWS | 10 | 13 | 6.13 | 32 | 32 | 0 | 173.3 | 775 | 27 | 90 | 125 | 89.8 | 100.1 | 89.9 |
| 2017 | CWS | 3 | 3 | 2.38 | 7 | 7 | 0 | 45.3 | 179 | 8 | 12 | 34 | 113.4 | 100.2 | 113.6 |
| 2016 | WSH | 0 | 1 | 6.75 | 6 | 4 | 0 | 21.3 | 101 | 7 | 12 | 11 | 67.6 | 98.9 | 66.5 |
| Career | | 71 | 66 | 4.30 | 206 | 204 | 0 | 1158.7 | 4873 | 183 | 441 | 1198 | 100.7 | | 99.7 |
Statcast
| Year | PA | EV | LA | Barrel% | HardHit% | Whiff% | Chase% | xBA | xSLG | xwOBA | Sprint |
|---|
| 2021 | 4 | 105.6 | 0.0 | 0.0 | 100.0 | 62.5 | 42.9 | 0.117 | 0.128 | 0.108 | |
| 2019 | 4 | 89.2 | 16.0 | 0.0 | 0.0 | 83.3 | 25.0 | 0.208 | 0.246 | 0.196 | |
| 2018 | 6 | 68.4 | 30.1 | 0.0 | 0.0 | 61.5 | 50.0 | 0.048 | 0.059 | 0.044 | |
| 2016 | 6 | 85.4 | -4.9 | 0.0 | 20.0 | 45.5 | 53.8 | 0.280 | 0.330 | 0.267 | |
Fielding
| Year | Team | Pos | G | Inn | PO | A | E | DP | Fld% | Runs saved |
|---|
| 2025 | BOS | P | 26 | 145 | 7 | 6 | 3 | 1 | 0.812 | -1.7 |
| 2023 | CLE | P | 33 | 184 | 1 | 5 | 0 | 1 | 1.000 | -2.0 |
| 2022 | CWS | P | 30 | 162 | 5 | 12 | 0 | 1 | 1.000 | -0.7 |
| 2021 | CWS | P | 31 | 179 | 1 | 10 | 0 | 0 | 1.000 | -0.9 |
| 2020 | CWS | P | 12 | 72 | 2 | 5 | 1 | 0 | 0.875 | -0.7 |
| 2019 | CWS | P | 29 | 177 | 4 | 15 | 0 | 1 | 1.000 | +0.1 |
| 2018 | CWS | P | 32 | 173 | 14 | 15 | 1 | 0 | 0.967 | +0.1 |
| 2017 | CWS | P | 7 | 45 | 2 | 3 | 1 | 0 | 0.833 | +0.0 |
| 2016 | WSH | P | 6 | 21 | 1 | 3 | 0 | 0 | 1.000 | -0.1 |
Runs saved covers the Statcast era; for catchers it includes framing.
Minor leagues
| Year | Level | Team | Side | PA / BF | Line | AVG / ERA | OPS |
|---|
| 2026 | AA | San Antonio Missions | Pit | 44 | 10.0 IP, 11% K | 3.60 | |
| 2026 | A | Lake Elsinore Storm | Pit | 33 | 7.0 IP, 30% K | 6.43 | |
| 2025 | AAA | Worcester Red Sox | Pit | 46 | 10.1 IP, 20% K | 3.56 | |
| 2025 | AA | Portland Sea Dogs | Pit | 35 | 7.0 IP, 23% K | 7.71 | |
| 2017 | AAA | Charlotte Knights | Pit | 551 | 128.2 IP, 24% K | 4.49 | |
| 2016 | AAA | Syracuse Chiefs | Pit | 149 | 37.1 IP, 27% K | 2.18 | |
| 2016 | AA | Harrisburg Senators | Pit | 313 | 71.0 IP, 23% K | 3.17 | |
| 2016 | A | Hagerstown Suns | Pit | 26 | 7.0 IP, 15% K | 5.14 | |
| 2015 | AA | Harrisburg Senators | Pit | 202 | 47.1 IP, 22% K | 3.82 | |
| 2015 | A+ | Potomac Nationals | Pit | 292 | 69.2 IP, 29% K | 2.73 | |
| 2014 | A | Hagerstown Suns | Pit | 386 | 98.0 IP, 28% K | 2.20 | |
| 2013 | Rk | GCL Nationals | Pit | 94 | 22.2 IP, 27% K | 2.84 | |
Splits
| Year | vs LHP | vs RHP | Home | Away |
|---|
| 2021 | 0.450 | 0.000 | | 0.225 |
| 2019 | 0.000 | 0.450 | | 0.225 |
| 2018 | | 0.000 | | 0.000 |
| 2016 | 0.900 | 0.000 | 0.300 | 0.000 |
wOBA by split, from pitch level data, 2015 on. For pitchers the split is the batter side faced.
Postseason batting
| Year | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS |
|---|
| 2021 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | |
| 2020 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | |
| Career | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | |
Postseason pitching
| Year | W | L | ERA | G | GS | SV | IP | H | HR | BB | SO | WHIP |
|---|
| 2021 | 0 | 0 | 8.31 | 1 | 1 | 0 | 4.3 | 3 | 0 | 5 | 4 | 1.85 |
| 2020 | 1 | 0 | 1.29 | 1 | 1 | 0 | 7.0 | 2 | 0 | 1 | 8 | 0.43 |
| Career | 1 | 0 | 3.97 | 2 | 2 | 0 | 11.3 | 5 | 0 | 6 | 12 | 0.97 |