Luis Severino (born February 20, 1994), nicknamed "Sevy", is a Dominican professional baseball pitcher for the Athletics of Major League Baseball (MLB). He has previously played in MLB for the New York Yankees and New York Mets.
He made his MLB debut in 2015. After a rough 2016 season, he broke out as one of the league's best pitchers in 2017, being named an All-Star and finishing third in the American League Cy Young Award vote. He was also named an All-Star in 2018. He missed most of the 2019 season and all of the 2020 season due to shoulder injuries.

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| SO/BB | MLB | 2025 | 2.48 |
| SO9 | MLB | 2025 | 6.9 |
| BB9 | MLB | 2025 | 2.8 |
| HR9 | MLB | 2025 | 0.9 |
| H9 | MLB | 2025 | 9.0 |
| WHIP | MLB | 2025 | 1.303 |
| Fielding Independent Pitching | MLB | 2025 | 4.11 |
| ERA+ | MLB | 2025 | 92 |
| Batters Faced | MLB | 2025 | 705 |
| Wild Pitches | MLB | 2025 | 3 |
| Balks | MLB | 2025 | 0 |
| Times Hit by a Pitch | MLB | 2025 | 16 |
| Strikeouts | MLB | 2025 | 124 |
| Intentional Bases on Balls | MLB | 2025 | 1 |
| Bases on Balls/Walks | MLB | 2025 | 50 |
| Home Runs Allowed | MLB | 2025 | 16 |
| Earned Runs Allowed | MLB | 2025 | 82 |
| Runs Allowed | MLB | 2025 | 93 |
| Hits Allowed | MLB | 2025 | 162 |
| Innings Pitched | MLB | 2025 | 162.2 |
| Saves | MLB | 2025 | 0 |
| Shutouts | MLB | 2025 | 0 |
| Complete Games | MLB | 2025 | 0 |
| Games Finished | MLB | 2025 | 0 |
| Games Started | MLB | 2025 | 29 |
| Games Pitched | MLB | 2025 | 29 |
| ERA | MLB | 2025 | 4.54 |
| Win-Loss Percentage | MLB | 2025 | .421 |
| Loss | MLB | 2025 | 11 |
| Wins | MLB | 2025 | 8 |
| Wins Above Replacement for Pitchers | MLB | 2025 | 1.0 |
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|
| SO/BB | MLB | 2023 | 2.32 |
| SO9 | MLB | 2023 | 8.0 |
| BB9 | MLB | 2023 | 3.4 |
| HR9 | MLB | 2023 | 2.3 |
| H9 | MLB | 2023 | 11.4 |
| WHIP | MLB | 2023 | 1.646 |
| Fielding Independent Pitching | MLB | 2023 | 6.14 |
| ERA+ | MLB | 2023 | 65 |
| Batters Faced | MLB | 2023 | 417 |
| Wild Pitches | MLB | 2023 | 1 |
| Balks | MLB | 2023 | 3 |
| Times Hit by a Pitch | MLB | 2023 | 5 |
| Strikeouts | MLB | 2023 | 79 |
| Intentional Bases on Balls | MLB | 2023 | 1 |
| Bases on Balls/Walks | MLB | 2023 | 34 |
| Home Runs Allowed | MLB | 2023 | 23 |
| Earned Runs Allowed | MLB | 2023 | 66 |
| Runs Allowed | MLB | 2023 | 73 |
| Hits Allowed | MLB | 2023 | 113 |
| Innings Pitched | MLB | 2023 | 89.1 |
| Saves | MLB | 2023 | 0 |
| Shutouts | MLB | 2023 | 0 |
| Complete Games | MLB | 2023 | 0 |
| Games Finished | MLB | 2023 | 0 |
| Games Started | MLB | 2023 | 18 |
| Games Pitched | MLB | 2023 | 19 |
| ERA | MLB | 2023 | 6.65 |
| Win-Loss Percentage | MLB | 2023 | .333 |
| Loss | MLB | 2023 | 8 |
| Wins | MLB | 2023 | 4 |
| Wins Above Replacement for Pitchers | MLB | 2023 | -1.5 |
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|
| SO/BB | MLB | 2022 | 3.73 |
| SO9 | MLB | 2022 | 9.9 |
| BB9 | MLB | 2022 | 2.6 |
| HR9 | MLB | 2022 | 1.2 |
| H9 | MLB | 2022 | 6.4 |
| WHIP | MLB | 2022 | 1.000 |
| Fielding Independent Pitching | MLB | 2022 | 3.70 |
| ERA+ | MLB | 2022 | 124 |
| Batters Faced | MLB | 2022 | 405 |
| Wild Pitches | MLB | 2022 | 1 |
| Balks | MLB | 2022 | 0 |
| Times Hit by a Pitch | MLB | 2022 | 4 |
| Strikeouts | MLB | 2022 | 112 |
| Intentional Bases on Balls | MLB | 2022 | 0 |
| Bases on Balls/Walks | MLB | 2022 | 30 |
| Home Runs Allowed | MLB | 2022 | 14 |
| Earned Runs Allowed | MLB | 2022 | 36 |
| Runs Allowed | MLB | 2022 | 37 |
| Hits Allowed | MLB | 2022 | 72 |
| Innings Pitched | MLB | 2022 | 102.0 |
| Saves | MLB | 2022 | 0 |
| Shutouts | MLB | 2022 | 0 |
| Complete Games | MLB | 2022 | 0 |
| Games Finished | MLB | 2022 | 0 |
| Games Started | MLB | 2022 | 19 |
| Games Pitched | MLB | 2022 | 19 |
| ERA | MLB | 2022 | 3.18 |
| Win-Loss Percentage | MLB | 2022 | .700 |
| Loss | MLB | 2022 | 3 |
| Wins | MLB | 2022 | 7 |
| Wins Above Replacement for Pitchers | MLB | 2022 | 1.7 |
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|
| SO/BB | MLB | 2021 | 8.00 |
| SO9 | MLB | 2021 | 12.0 |
| BB9 | MLB | 2021 | 1.5 |
| HR9 | MLB | 2021 | 0.0 |
| H9 | MLB | 2021 | 3.0 |
| WHIP | MLB | 2021 | 0.500 |
| Fielding Independent Pitching | MLB | 2021 | 1.50 |
| Batters Faced | MLB | 2021 | 22 |
| Wild Pitches | MLB | 2021 | 0 |
| Balks | MLB | 2021 | 0 |
| Times Hit by a Pitch | MLB | 2021 | 1 |
| Strikeouts | MLB | 2021 | 8 |
| Intentional Bases on Balls | MLB | 2021 | 0 |
| Bases on Balls/Walks | MLB | 2021 | 1 |
| Home Runs Allowed | MLB | 2021 | 0 |
| Earned Runs Allowed | MLB | 2021 | 0 |
| Runs Allowed | MLB | 2021 | 0 |
| Hits Allowed | MLB | 2021 | 2 |
| Innings Pitched | MLB | 2021 | 6.0 |
| Saves | MLB | 2021 | 0 |
| Shutouts | MLB | 2021 | 0 |
| Complete Games | MLB | 2021 | 0 |
| Games Finished | MLB | 2021 | 1 |
| Games Started | MLB | 2021 | 0 |
| Games Pitched | MLB | 2021 | 4 |
| ERA | MLB | 2021 | 0.00 |
| Win-Loss Percentage | MLB | 2021 | 1.000 |
| Loss | MLB | 2021 | 0 |
| Wins | MLB | 2021 | 1 |
| Wins Above Replacement for Pitchers | MLB | 2021 | 0.3 |
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|
| SO/BB | MLB | 2019 | 2.83 |
| SO9 | MLB | 2019 | 12.8 |
| BB9 | MLB | 2019 | 4.5 |
| HR9 | MLB | 2019 | 0.0 |
| H9 | MLB | 2019 | 4.5 |
| WHIP | MLB | 2019 | 1.000 |
| Fielding Independent Pitching | MLB | 2019 | 2.13 |
| ERA+ | MLB | 2019 | 304 |
| Batters Faced | MLB | 2019 | 48 |
| Wild Pitches | MLB | 2019 | 0 |
| Balks | MLB | 2019 | 0 |
| Times Hit by a Pitch | MLB | 2019 | 1 |
| Strikeouts | MLB | 2019 | 17 |
| Intentional Bases on Balls | MLB | 2019 | 0 |
| Bases on Balls/Walks | MLB | 2019 | 6 |
| Home Runs Allowed | MLB | 2019 | 0 |
| Earned Runs Allowed | MLB | 2019 | 2 |
| Runs Allowed | MLB | 2019 | 2 |
| Hits Allowed | MLB | 2019 | 6 |
| Innings Pitched | MLB | 2019 | 12.0 |
| Saves | MLB | 2019 | 0 |
| Shutouts | MLB | 2019 | 0 |
| Complete Games | MLB | 2019 | 0 |
| Games Finished | MLB | 2019 | 0 |
| Games Started | MLB | 2019 | 3 |
| Games Pitched | MLB | 2019 | 3 |
| ERA | MLB | 2019 | 1.50 |
| Win-Loss Percentage | MLB | 2019 | .500 |
| Loss | MLB | 2019 | 1 |
| Wins | MLB | 2019 | 1 |
| Wins Above Replacement for Pitchers | MLB | 2019 | 0.6 |
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|
| SO/BB | MLB | 2018 | 4.78 |
| SO9 | MLB | 2018 | 10.3 |
| BB9 | MLB | 2018 | 2.2 |
| HR9 | MLB | 2018 | 0.9 |
| H9 | MLB | 2018 | 8.1 |
| WHIP | MLB | 2018 | 1.145 |
| Fielding Independent Pitching | MLB | 2018 | 2.95 |
| ERA+ | MLB | 2018 | 124 |
| Batters Faced | MLB | 2018 | 780 |
| Wild Pitches | MLB | 2018 | 8 |
| Balks | MLB | 2018 | 0 |
| Home Runs Allowed | MLB | 2018 | 19 |
| Earned Runs Allowed | MLB | 2018 | 72 |
| Runs Allowed | MLB | 2018 | 76 |
| Hits Allowed | MLB | 2018 | 173 |
| Innings Pitched | MLB | 2018 | 191.1 |
| Saves | MLB | 2018 | 0 |
| Shutouts | MLB | 2018 | 1 |
| Complete Games | MLB | 2018 | 1 |
| Games Finished | MLB | 2018 | 0 |
| Games Started | MLB | 2018 | 32 |
| Games Pitched | MLB | 2018 | 32 |
| ERA | MLB | 2018 | 3.39 |
| Win-Loss Percentage | MLB | 2018 | .704 |
| Loss | MLB | 2018 | 8 |
| Wins | MLB | 2018 | 19 |
| Wins Above Replacement for Pitchers | MLB | 2018 | 4.0 |
| Positions Played | MLB | 2018 | 1 |
| Intentional Bases on Balls | MLB | 2018 | 0 |
| Sacrifice Flies | MLB | 2018 | 0 |
| Sacrifice Hits | MLB | 2018 | 0 |
| Times Hit by a Pitch | MLB | 2018 | 0 |
| GIDP | MLB | 2018 | 0 |
| Total Bases | MLB | 2018 | 0 |
| Rbat+ | MLB | 2018 | -134 |
| rOBA | MLB | 2018 | .000 |
| OPS+ | MLB | 2018 | -100 |
| OPS | MLB | 2018 | .000 |
| SLG | MLB | 2018 | .000 |
| OBP | MLB | 2018 | .000 |
| Hits/At Bats | MLB | 2018 | .000 |
| Strikeouts | MLB | 2018 | 4 |
| Bases on Balls/Walks | MLB | 2018 | 0 |
| Caught Stealing | MLB | 2018 | 0 |
| Stolen Bases | MLB | 2018 | 0 |
| Runs Batted In | MLB | 2018 | 0 |
| Home Runs | MLB | 2018 | 0 |
| Triples | MLB | 2018 | 0 |
| Doubles | MLB | 2018 | 0 |
| Hits | MLB | 2018 | 0 |
| Runs Scored | MLB | 2018 | 0 |
| At Bats | MLB | 2018 | 5 |
| Plate Appearances | MLB | 2018 | 5 |
| Games Played | MLB | 2018 | 2 |
| Wins Above Replacement for position players | MLB | 2018 | -0.1 |
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|
| SO/BB | MLB | 2017 | 4.51 |
| SO9 | MLB | 2017 | 10.7 |
| BB9 | MLB | 2017 | 2.4 |
| HR9 | MLB | 2017 | 1.0 |
| H9 | MLB | 2017 | 7.0 |
| WHIP | MLB | 2017 | 1.040 |
| Fielding Independent Pitching | MLB | 2017 | 3.08 |
| ERA+ | MLB | 2017 | 152 |
| Batters Faced | MLB | 2017 | 783 |
| Wild Pitches | MLB | 2017 | 6 |
| Balks | MLB | 2017 | 0 |
| Home Runs Allowed | MLB | 2017 | 21 |
| Earned Runs Allowed | MLB | 2017 | 64 |
| Runs Allowed | MLB | 2017 | 73 |
| Hits Allowed | MLB | 2017 | 150 |
| Innings Pitched | MLB | 2017 | 193.1 |
| Saves | MLB | 2017 | 0 |
| Shutouts | MLB | 2017 | 0 |
| Complete Games | MLB | 2017 | 0 |
| Games Finished | MLB | 2017 | 0 |
| Games Started | MLB | 2017 | 31 |
| Games Pitched | MLB | 2017 | 31 |
| ERA | MLB | 2017 | 2.98 |
| Win-Loss Percentage | MLB | 2017 | .700 |
| Loss | MLB | 2017 | 6 |
| Wins | MLB | 2017 | 14 |
| Wins Above Replacement for Pitchers | MLB | 2017 | 5.2 |
| Positions Played | MLB | 2017 | 1 |
| Intentional Bases on Balls | MLB | 2017 | 0 |
| Sacrifice Flies | MLB | 2017 | 0 |
| Sacrifice Hits | MLB | 2017 | 0 |
| Times Hit by a Pitch | MLB | 2017 | 0 |
| GIDP | MLB | 2017 | 0 |
| Total Bases | MLB | 2017 | 1 |
| Rbat+ | MLB | 2017 | -25 |
| rOBA | MLB | 2017 | .160 |
| OPS+ | MLB | 2017 | 6 |
| OPS | MLB | 2017 | .400 |
| SLG | MLB | 2017 | .200 |
| OBP | MLB | 2017 | .200 |
| Hits/At Bats | MLB | 2017 | .200 |
| Strikeouts | MLB | 2017 | 1 |
| Bases on Balls/Walks | MLB | 2017 | 0 |
| Caught Stealing | MLB | 2017 | 0 |
| Stolen Bases | MLB | 2017 | 0 |
| Runs Batted In | MLB | 2017 | 0 |
| Home Runs | MLB | 2017 | 0 |
| Triples | MLB | 2017 | 0 |
| Doubles | MLB | 2017 | 0 |
| Hits | MLB | 2017 | 1 |
| Runs Scored | MLB | 2017 | 1 |
| At Bats | MLB | 2017 | 5 |
| Plate Appearances | MLB | 2017 | 5 |
| Games Played | MLB | 2017 | 2 |
| Wins Above Replacement for position players | MLB | 2017 | 0.0 |
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|
| SO/BB | MLB | 2016 | 2.64 |
| SO9 | MLB | 2016 | 8.4 |
| BB9 | MLB | 2016 | 3.2 |
| HR9 | MLB | 2016 | 1.4 |
| H9 | MLB | 2016 | 9.9 |
| WHIP | MLB | 2016 | 1.451 |
| Fielding Independent Pitching | MLB | 2016 | 4.48 |
| ERA+ | MLB | 2016 | 74 |
| Batters Faced | MLB | 2016 | 312 |
| Wild Pitches | MLB | 2016 | 3 |
| Balks | MLB | 2016 | 0 |
| Times Hit by a Pitch | MLB | 2016 | 3 |
| Strikeouts | MLB | 2016 | 66 |
| Intentional Bases on Balls | MLB | 2016 | 1 |
| Bases on Balls/Walks | MLB | 2016 | 25 |
| Home Runs Allowed | MLB | 2016 | 11 |
| Earned Runs Allowed | MLB | 2016 | 46 |
| Runs Allowed | MLB | 2016 | 48 |
| Hits Allowed | MLB | 2016 | 78 |
| Innings Pitched | MLB | 2016 | 71.0 |
| Saves | MLB | 2016 | 0 |
| Shutouts | MLB | 2016 | 0 |
| Complete Games | MLB | 2016 | 0 |
| Games Finished | MLB | 2016 | 3 |
| Games Started | MLB | 2016 | 11 |
| Games Pitched | MLB | 2016 | 22 |
| ERA | MLB | 2016 | 5.83 |
| Win-Loss Percentage | MLB | 2016 | .273 |
| Loss | MLB | 2016 | 8 |
| Wins | MLB | 2016 | 3 |
| Wins Above Replacement for Pitchers | MLB | 2016 | -0.4 |
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|
| SO/BB | MLB | 2015 | 2.55 |
| SO9 | MLB | 2015 | 8.1 |
| BB9 | MLB | 2015 | 3.2 |
| HR9 | MLB | 2015 | 1.3 |
| H9 | MLB | 2015 | 7.7 |
| WHIP | MLB | 2015 | 1.203 |
| Fielding Independent Pitching | MLB | 2015 | 4.37 |
| ERA+ | MLB | 2015 | 141 |
| Batters Faced | MLB | 2015 | 255 |
| Wild Pitches | MLB | 2015 | 2 |
| Balks | MLB | 2015 | 1 |
| Home Runs Allowed | MLB | 2015 | 9 |
| Earned Runs Allowed | MLB | 2015 | 20 |
| Runs Allowed | MLB | 2015 | 21 |
| Hits Allowed | MLB | 2015 | 53 |
| Innings Pitched | MLB | 2015 | 62.1 |
| Saves | MLB | 2015 | 0 |
| Shutouts | MLB | 2015 | 0 |
| Complete Games | MLB | 2015 | 0 |
| Games Finished | MLB | 2015 | 0 |
| Games Started | MLB | 2015 | 11 |
| Games Pitched | MLB | 2015 | 11 |
| ERA | MLB | 2015 | 2.89 |
| Win-Loss Percentage | MLB | 2015 | .625 |
| Loss | MLB | 2015 | 3 |
| Wins | MLB | 2015 | 5 |
| Wins Above Replacement for Pitchers | MLB | 2015 | 2.0 |
| Positions Played | MLB | 2015 | 1 |
| Intentional Bases on Balls | MLB | 2015 | 0 |
| Sacrifice Flies | MLB | 2015 | 0 |
| Sacrifice Hits | MLB | 2015 | 0 |
| Times Hit by a Pitch | MLB | 2015 | 0 |
| GIDP | MLB | 2015 | 0 |
| Total Bases | MLB | 2015 | 0 |
| Rbat+ | MLB | 2015 | -141 |
| rOBA | MLB | 2015 | .000 |
| OPS+ | MLB | 2015 | -100 |
| OPS | MLB | 2015 | .000 |
| SLG | MLB | 2015 | .000 |
| OBP | MLB | 2015 | .000 |
| Hits/At Bats | MLB | 2015 | .000 |
| Strikeouts | MLB | 2015 | 0 |
| Bases on Balls/Walks | MLB | 2015 | 0 |
| Caught Stealing | MLB | 2015 | 0 |
| Stolen Bases | MLB | 2015 | 0 |
| Runs Batted In | MLB | 2015 | 0 |
| Home Runs | MLB | 2015 | 0 |
| Triples | MLB | 2015 | 0 |
| Doubles | MLB | 2015 | 0 |
| Hits | MLB | 2015 | 0 |
| Runs Scored | MLB | 2015 | 0 |
| At Bats | MLB | 2015 | 2 |
| Plate Appearances | MLB | 2015 | 2 |
| Games Played | MLB | 2015 | 1 |
| Wins Above Replacement for position players | MLB | 2015 | 0.0 |
|