Taijuan Emmanuel Walker (born August 13, 1992) is an American professional baseball pitcher for the Philadelphia Phillies of Major League Baseball (MLB). He has previously played in MLB for the Seattle Mariners, Arizona Diamondbacks, Toronto Blue Jays and New York Mets. Walker made his MLB debut in 2013 and was an All-Star in 2021. He has played for the Mexico national baseball team.

Trophies 
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| Positions Played | MLB | 2021 | 1/H |
| Intentional Bases on Balls | MLB | 2021 | 0 |
| Sacrifice Flies | MLB | 2021 | 0 |
| Sacrifice Hits | MLB | 2021 | 2 |
| Times Hit by a Pitch | MLB | 2021 | 1 |
| GIDP | MLB | 2021 | 1 |
| Total Bases | MLB | 2021 | 5 |
| Rbat+ | MLB | 2021 | -51 |
| rOBA | MLB | 2021 | .119 |
| OPS+ | MLB | 2021 | -30 |
| OPS | MLB | 2021 | .249 |
| SLG | MLB | 2021 | .106 |
| OBP | MLB | 2021 | .143 |
| Hits/At Bats | MLB | 2021 | .106 |
| Strikeouts | MLB | 2021 | 29 |
| Bases on Balls/Walks | MLB | 2021 | 1 |
| Caught Stealing | MLB | 2021 | 0 |
| Stolen Bases | MLB | 2021 | 0 |
| Runs Batted In | MLB | 2021 | 1 |
| Home Runs | MLB | 2021 | 0 |
| Triples | MLB | 2021 | 0 |
| Doubles | MLB | 2021 | 0 |
| Hits | MLB | 2021 | 5 |
| Runs Scored | MLB | 2021 | 0 |
| At Bats | MLB | 2021 | 47 |
| Plate Appearances | MLB | 2021 | 51 |
| Games Played | MLB | 2021 | 28 |
| Wins Above Replacement for position players | MLB | 2021 | -0.1 |
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| SO/BB | MLB | 2020 | 3.13 |
| SO9 | MLB | 2020 | 8.3 |
| BB9 | MLB | 2020 | 2.7 |
| HR9 | MLB | 2020 | 1.7 |
| H9 | MLB | 2020 | 7.0 |
| WHIP | MLB | 2020 | 1.074 |
| Fielding Independent Pitching | MLB | 2020 | 4.97 |
| ERA+ | MLB | 2020 | 108 |
| Batters Faced | MLB | 2020 | 112 |
| Wild Pitches | MLB | 2020 | 0 |
| Balks | MLB | 2020 | 0 |
| Times Hit by a Pitch | MLB | 2020 | 3 |
| Strikeouts | MLB | 2020 | 25 |
| Intentional Bases on Balls | MLB | 2020 | 0 |
| Bases on Balls/Walks | MLB | 2020 | 8 |
| Home Runs Allowed | MLB | 2020 | 5 |
| Earned Runs Allowed | MLB | 2020 | 12 |
| Runs Allowed | MLB | 2020 | 13 |
| Hits Allowed | MLB | 2020 | 21 |
| Innings Pitched | MLB | 2020 | 27.0 |
| Saves | MLB | 2020 | 0 |
| Shutouts | MLB | 2020 | 0 |
| Complete Games | MLB | 2020 | 0 |
| Games Finished | MLB | 2020 | 0 |
| Games Started | MLB | 2020 | 5 |
| Games Pitched | MLB | 2020 | 5 |
| ERA | MLB | 2020 | 4.00 |
| Win-Loss Percentage | MLB | 2020 | .500 |
| Loss | MLB | 2020 | 2 |
| Wins | MLB | 2020 | 2 |
| Wins Above Replacement for Pitchers | MLB | 2020 | 0.4 |
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| Positions Played | MLB | 2019 | /1 |
| Intentional Bases on Balls | MLB | 2019 | 0 |
| Sacrifice Flies | MLB | 2019 | 0 |
| Sacrifice Hits | MLB | 2019 | 0 |
| Times Hit by a Pitch | MLB | 2019 | 0 |
| GIDP | MLB | 2019 | 0 |
| Total Bases | MLB | 2019 | 0 |
| Strikeouts | MLB | 2019 | 0 |
| Bases on Balls/Walks | MLB | 2019 | 0 |
| Caught Stealing | MLB | 2019 | 0 |
| Stolen Bases | MLB | 2019 | 0 |
| Runs Batted In | MLB | 2019 | 0 |
| Home Runs | MLB | 2019 | 0 |
| Triples | MLB | 2019 | 0 |
| Doubles | MLB | 2019 | 0 |
| Hits | MLB | 2019 | 0 |
| Runs Scored | MLB | 2019 | 0 |
| At Bats | MLB | 2019 | 0 |
| Plate Appearances | MLB | 2019 | 0 |
| Games Played | MLB | 2019 | 1 |
| Wins Above Replacement for position players | MLB | 2019 | 0.0 |
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| 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 | 1 |
| Total Bases | MLB | 2018 | 0 |
| Rbat+ | MLB | 2018 | -148 |
| 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 | 1 |
| 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 | 4 |
| Plate Appearances | MLB | 2018 | 4 |
| Games Played | MLB | 2018 | 3 |
| Wins Above Replacement for position players | MLB | 2018 | -0.1 |
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| Positions Played | MLB | 2017 | 1 |
| Intentional Bases on Balls | MLB | 2017 | 0 |
| Sacrifice Flies | MLB | 2017 | 0 |
| Sacrifice Hits | MLB | 2017 | 1 |
| Times Hit by a Pitch | MLB | 2017 | 0 |
| GIDP | MLB | 2017 | 1 |
| Total Bases | MLB | 2017 | 16 |
| Rbat+ | MLB | 2017 | 34 |
| rOBA | MLB | 2017 | .256 |
| OPS+ | MLB | 2017 | 39 |
| OPS | MLB | 2017 | .553 |
| SLG | MLB | 2017 | .308 |
| OBP | MLB | 2017 | .245 |
| Hits/At Bats | MLB | 2017 | .231 |
| Strikeouts | MLB | 2017 | 19 |
| Bases on Balls/Walks | MLB | 2017 | 1 |
| Caught Stealing | MLB | 2017 | 0 |
| Stolen Bases | MLB | 2017 | 0 |
| Runs Batted In | MLB | 2017 | 5 |
| Home Runs | MLB | 2017 | 1 |
| Triples | MLB | 2017 | 0 |
| Doubles | MLB | 2017 | 1 |
| Hits | MLB | 2017 | 12 |
| Runs Scored | MLB | 2017 | 6 |
| At Bats | MLB | 2017 | 52 |
| Plate Appearances | MLB | 2017 | 54 |
| Games Played | MLB | 2017 | 25 |
| Wins Above Replacement for position players | MLB | 2017 | 0.4 |
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| SO/BB | MLB | 2016 | 3.22 |
| SO9 | MLB | 2016 | 8.0 |
| BB9 | MLB | 2016 | 2.5 |
| HR9 | MLB | 2016 | 1.8 |
| H9 | MLB | 2016 | 8.6 |
| WHIP | MLB | 2016 | 1.236 |
| Fielding Independent Pitching | MLB | 2016 | 4.99 |
| ERA+ | MLB | 2016 | 96 |
| Batters Faced | MLB | 2016 | 573 |
| Wild Pitches | MLB | 2016 | 4 |
| Balks | MLB | 2016 | 1 |
| Times Hit by a Pitch | MLB | 2016 | 8 |
| Strikeouts | MLB | 2016 | 119 |
| Intentional Bases on Balls | MLB | 2016 | 2 |
| Bases on Balls/Walks | MLB | 2016 | 37 |
| Home Runs Allowed | MLB | 2016 | 27 |
| Earned Runs Allowed | MLB | 2016 | 63 |
| Runs Allowed | MLB | 2016 | 75 |
| Hits Allowed | MLB | 2016 | 129 |
| Innings Pitched | MLB | 2016 | 134.1 |
| Saves | MLB | 2016 | 0 |
| Shutouts | MLB | 2016 | 1 |
| Complete Games | MLB | 2016 | 1 |
| Games Finished | MLB | 2016 | 0 |
| Games Started | MLB | 2016 | 25 |
| Games Pitched | MLB | 2016 | 25 |
| ERA | MLB | 2016 | 4.22 |
| Win-Loss Percentage | MLB | 2016 | .421 |
| Loss | MLB | 2016 | 11 |
| Wins | MLB | 2016 | 8 |
| Wins Above Replacement for Pitchers | MLB | 2016 | 0.3 |
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| SO/BB | MLB | 2015 | 3.93 |
| SO9 | MLB | 2015 | 8.3 |
| BB9 | MLB | 2015 | 2.1 |
| HR9 | MLB | 2015 | 1.3 |
| H9 | MLB | 2015 | 8.6 |
| WHIP | MLB | 2015 | 1.196 |
| Fielding Independent Pitching | MLB | 2015 | 4.07 |
| ERA+ | MLB | 2015 | 84 |
| Batters Faced | MLB | 2015 | 706 |
| Wild Pitches | MLB | 2015 | 4 |
| Balks | MLB | 2015 | 1 |
| Home Runs Allowed | MLB | 2015 | 25 |
| Earned Runs Allowed | MLB | 2015 | 86 |
| Runs Allowed | MLB | 2015 | 92 |
| Hits Allowed | MLB | 2015 | 163 |
| Innings Pitched | MLB | 2015 | 169.2 |
| Saves | MLB | 2015 | 0 |
| Shutouts | MLB | 2015 | 0 |
| Complete Games | MLB | 2015 | 1 |
| Games Finished | MLB | 2015 | 0 |
| Games Started | MLB | 2015 | 29 |
| Games Pitched | MLB | 2015 | 29 |
| ERA | MLB | 2015 | 4.56 |
| Win-Loss Percentage | MLB | 2015 | .579 |
| Loss | MLB | 2015 | 8 |
| Wins | MLB | 2015 | 11 |
| Wins Above Replacement for Pitchers | MLB | 2015 | 1.2 |
| Positions Played | MLB | 2015 | 1 |
| Intentional Bases on Balls | MLB | 2015 | 0 |
| Sacrifice Flies | MLB | 2015 | 0 |
| Sacrifice Hits | MLB | 2015 | 1 |
| Times Hit by a Pitch | MLB | 2015 | 0 |
| GIDP | MLB | 2015 | 0 |
| Total Bases | MLB | 2015 | 2 |
| Rbat+ | MLB | 2015 | -46 |
| rOBA | MLB | 2015 | .138 |
| OPS+ | MLB | 2015 | -9 |
| OPS | MLB | 2015 | .333 |
| SLG | MLB | 2015 | .222 |
| OBP | MLB | 2015 | .111 |
| Hits/At Bats | MLB | 2015 | .111 |
| Strikeouts | MLB | 2015 | 5 |
| Bases on Balls/Walks | MLB | 2015 | 0 |
| Caught Stealing | MLB | 2015 | 0 |
| Stolen Bases | MLB | 2015 | 0 |
| Runs Batted In | MLB | 2015 | 1 |
| Home Runs | MLB | 2015 | 0 |
| Triples | MLB | 2015 | 0 |
| Doubles | MLB | 2015 | 1 |
| Hits | MLB | 2015 | 1 |
| Runs Scored | MLB | 2015 | 0 |
| At Bats | MLB | 2015 | 9 |
| Plate Appearances | MLB | 2015 | 10 |
| Games Played | MLB | 2015 | 4 |
| Wins Above Replacement for position players | MLB | 2015 | 0.0 |
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| SO/BB | MLB | 2014 | 1.89 |
| SO9 | MLB | 2014 | 8.1 |
| BB9 | MLB | 2014 | 4.3 |
| HR9 | MLB | 2014 | 0.5 |
| H9 | MLB | 2014 | 7.3 |
| WHIP | MLB | 2014 | 1.289 |
| Fielding Independent Pitching | MLB | 2014 | 3.68 |
| ERA+ | MLB | 2014 | 141 |
| Batters Faced | MLB | 2014 | 160 |
| Wild Pitches | MLB | 2014 | 2 |
| Balks | MLB | 2014 | 1 |
| Times Hit by a Pitch | MLB | 2014 | 3 |
| Strikeouts | MLB | 2014 | 34 |
| Intentional Bases on Balls | MLB | 2014 | 1 |
| Bases on Balls/Walks | MLB | 2014 | 18 |
| Home Runs Allowed | MLB | 2014 | 2 |
| Earned Runs Allowed | MLB | 2014 | 11 |
| Runs Allowed | MLB | 2014 | 12 |
| Hits Allowed | MLB | 2014 | 31 |
| Innings Pitched | MLB | 2014 | 38.0 |
| Saves | MLB | 2014 | 0 |
| Shutouts | MLB | 2014 | 0 |
| Complete Games | MLB | 2014 | 1 |
| Games Finished | MLB | 2014 | 2 |
| Games Started | MLB | 2014 | 5 |
| Games Pitched | MLB | 2014 | 8 |
| ERA | MLB | 2014 | 2.61 |
| Win-Loss Percentage | MLB | 2014 | .400 |
| Loss | MLB | 2014 | 3 |
| Wins | MLB | 2014 | 2 |
| Wins Above Replacement for Pitchers | MLB | 2014 | 0.9 |
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| SO/BB | MLB | 2013 | 3.00 |
| SO9 | MLB | 2013 | 7.2 |
| BB9 | MLB | 2013 | 2.4 |
| HR9 | MLB | 2013 | 0.0 |
| H9 | MLB | 2013 | 6.6 |
| WHIP | MLB | 2013 | 1.000 |
| Fielding Independent Pitching | MLB | 2013 | 2.25 |
| ERA+ | MLB | 2013 | 105 |
| Batters Faced | MLB | 2013 | 60 |
| Wild Pitches | MLB | 2013 | 0 |
| Balks | MLB | 2013 | 0 |
| Times Hit by a Pitch | MLB | 2013 | 0 |
| Strikeouts | MLB | 2013 | 12 |
| Intentional Bases on Balls | MLB | 2013 | 0 |
| Bases on Balls/Walks | MLB | 2013 | 4 |
| Home Runs Allowed | MLB | 2013 | 0 |
| Earned Runs Allowed | MLB | 2013 | 6 |
| Runs Allowed | MLB | 2013 | 7 |
| Hits Allowed | MLB | 2013 | 11 |
| Innings Pitched | MLB | 2013 | 15.0 |
| Saves | MLB | 2013 | 0 |
| Shutouts | MLB | 2013 | 0 |
| Complete Games | MLB | 2013 | 0 |
| Games Finished | MLB | 2013 | 0 |
| Games Started | MLB | 2013 | 3 |
| Games Pitched | MLB | 2013 | 3 |
| ERA | MLB | 2013 | 3.60 |
| Win-Loss Percentage | MLB | 2013 | 1.000 |
| Loss | MLB | 2013 | 0 |
| Wins | MLB | 2013 | 1 |
| Wins Above Replacement for Pitchers | MLB | 2013 | 0.1 |
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