Miguel Ángel Castro Bio
Miguel Ángel Castro is a Dominican professional baseball pitcher who has spent over a decade competing at the highest level of the sport. Born in La Romana, Dominican Republic, on December 24, 1994, Castro signed with the Toronto Blue Jays as an international free agent in 2012 and made his Major League Baseball debut in 2015. Throughout his career, he has established himself as a reliable bullpen arm, appearing in over 300 major league games across seven MLB franchises. Castro is known for his durability and versatility, having served in various relief roles throughout his career.
Early Life and Background
Castro was born and raised in La Romana, Dominican Republic, a region renowned for producing talented baseball players. His father was a boxer, which shaped Castro’s early understanding of athletic competition and discipline. Growing up in the Dominican Republic, Castro developed a passion for baseball at a young age, honing his skills in a baseball-crazy culture that has produced numerous MLB stars.
When Castro signed with the Toronto Blue Jays in 2012 at age 17, he received a $43,000 signing bonus. Rather than spending the money on personal desires, he used it to pay for his father’s prostate operation and his mother’s surgery to remove a fibrous tumor. This decision reflected Castro’s deep family values and sense of responsibility despite his young age and limited resources at the time.
Path to Professional Baseball
Castro began his professional career in 2012 with the Dominican Summer League Blue Jays. In his debut season, he posted a 3–2 record with a 4.73 earned run average and 20 strikeouts across 20 and one-third innings pitched. The following year, he started 2013 with the Dominican Summer League Blue Jays before earning promotions to the Gulf Coast League Blue Jays and Bluefield Blue Jays.
His 2013 campaign proved exceptional, as Castro went 6–2 with a remarkable 1.54 ERA and 88 strikeouts in 70 innings pitched across three levels. His outstanding performance in the Dominican Summer League earned him the Webster Award, which is given annually to the best Blue Jays prospect at each minor league level. This accolade signaled his emergence as one of the organization’s most promising young pitchers.
In 2014, Castro continued his rapid progression through Toronto’s minor league system. He earned promotions to the Vancouver Canadians, Lansing Lugnuts, and Dunedin Blue Jays. Across those three levels, he compiled an 8–3 record with a 2.69 ERA and 78 strikeouts in 80 and one-third innings. His consistent success positioned him for a potential MLB roster spot entering the 2015 season.
Miguel Ángel Castro Career
Toronto Blue Jays (2015)
Castro entered 2015 spring training considered a long-shot to make the Opening Day roster, with General Manager Alex Anthopoulos publicly stating he would likely begin the season in Dunedin. However, Castro silenced doubters by pitching six and two-thirds scoreless innings over four appearances, recording four strikeouts and zero walks. His dominant performance prompted the team to keep him on the major league roster, and after Steve Delabar was optioned to minor league camp on March 26, reports confirmed Castro would make the Opening Day roster as a reliever.
He made his MLB debut on April 6, 2015, against the New York Yankees, pitching one and one-third innings and closing out a 6–1 Blue Jays victory. At 20 years and 103 days old, Castro became the youngest pitcher in Blue Jays history, breaking a record that had stood for nearly 38 years held by Víctor Cruz. After Brett Cecil struggled early, Castro temporarily assumed closing duties on April 9 and earned his first MLB save that night in a 6–3 win over the Yankees. He recorded four saves in six opportunities before being optioned to Triple-A Buffalo Bisons on May 3.
Colorado Rockies (2015–2016)
On July 28, 2015, Castro was traded to the Colorado Rockies as part of a major package that sent Troy Tulowitzki and LaTroy Hawkins to Toronto in exchange for José Reyes, Jeff Hoffman, Castro, and Jesús Tinoco. The Rockies optioned him to Triple-A Albuquerque Isotopes before calling him up on September 1. He made his Rockies debut that same day. On April 2, 2017, Castro was designated for assignment by Colorado.
Baltimore Orioles (2017–2020)
On April 7, 2017, Castro was traded to the Baltimore Orioles for cash considerations or a player to be named later. He debuted for Baltimore on May 17 against the Detroit Tigers, recording one strikeout in one scoreless inning of relief. He followed with two more scoreless innings the next day. In his first season with the Orioles, Castro posted a 3.53 ERA in 39 games.
The 2018 season saw him appear in 63 games with an ERA of 3.96 across 86 and one-third innings, and he shared the major league lead in balks with three. In 2019, Castro appeared in 65 games, allowing a career-high 10 home runs while registering a 4.66 ERA in 73 and one-third innings of work.
New York Mets (2020–2021)
On August 31, 2020, the Orioles traded Castro to the New York Mets for pitcher Kevin Smith and a player to be named later. In the combined 2020 season between both teams, he pitched in 26 games with a 4.01 ERA and 38 strikeouts in 24 and two-thirds innings. The 2021 season proved to be his most productive in years, as Castro recorded a career-low 3.45 ERA along with 77 strikeouts and 43 walks in 70 and one-third innings. He signed a $2.62 million contract with the Mets on March 22, 2022, avoiding salary arbitration.
New York Yankees (2022)
On April 3, 2022, the Mets traded Castro to the New York Yankees for Joely Rodríguez. His tenure with the Yankees was interrupted when he was placed on the 60-day injured list on August 1 with a right shoulder strain. He was activated on October 3 to finish the season. In 34 games for New York, Castro registered a 4.03 ERA with 31 strikeouts in 29 innings pitched.
Arizona Diamondbacks (2023–2024)
On December 2, 2022, Castro signed a one-year contract with an option for 2024 with the Arizona Diamondbacks. In 2023, he made a league-high 75 appearances for Arizona, recording a 4.31 ERA with 60 strikeouts and seven saves across 64 and two-thirds innings. His 2024 season was significantly shortened, as he made only 11 appearances with a 5.93 ERA and eight strikeouts over 13 and two-thirds innings. The Diamondbacks designated him for assignment on July 30, 2024, and he was released the following day.
Chicago White Sox (2025)
On May 15, 2025, Castro was traded to the Chicago White Sox in exchange for international bonus pool space. The White Sox selected his contract the next day, adding him to their active roster. In six appearances for Chicago, he struggled to a 7.50 ERA with four strikeouts over six innings. On May 28, 2025, Castro suffered a season-ending knee injury after slipping on first base while covering on a ground ball during a game against the New York Mets. The injury was later revealed to be a torn patellar tendon.
Driving Style and Strengths
Castro has built his career as a durable, versatile reliever capable of recording multiple outs per appearance. His ability to pitch in various high-leverage situations has made him valuable to multiple organizations throughout his career. He has demonstrated the capacity to close games when called upon, recording double-digit saves during his time with Arizona, while also excelling in setup roles. His experience across seven MLB franchises speaks to his adaptability to different clubhouse environments and pitching philosophies.
Notable Events and Milestones
Several milestones define Castro’s career trajectory. His record as the youngest pitcher in Blue Jays history at 20 years and 103 days stood briefly before being broken by Roberto Osuna two days later. His seven saves in 2023 represented his highest single-season save total. The torn patellar tendon injury in May 2025 marked the most significant setback of his career, cutting his season short and requiring rehabilitation.
Miguel Ángel Castro Career Wins
Throughout his MLB career spanning from 2015 through 2025, Castro has appeared in over 300 major league games with a 22–28 win-loss record and a 4.24 earned run average. He has recorded 414 career strikeouts across his time with seven different franchises.
MLB Highlights
Castro’s MLB statistics reflect a journeyman career built on reliability and durability. His career win-loss record of 22–28 across 328 games illustrates his role as a specialist reliever rather than a starting pitcher. His 4.24 ERA and 414 strikeouts demonstrate his ability to miss bats at the major league level. His 2021 season with the Mets, where he posted a career-low 3.45 ERA in over 70 innings, stands as one of his strongest individual campaigns. His 2023 season with Arizona, in which he led the league with 75 appearances, showcased his durability as a workhorse in the bullpen.
Minor League and International Career
Prior to his MLB career, Castro dominated in the minor leagues, particularly during his 2013 campaign when he went 6–2 with a 1.54 ERA and 88 strikeouts across three levels. He earned the Webster Award as the Blue Jays’ best prospect at his minor league level that season. His early success in the minors laid the foundation for his lengthy major league career.
| Statistic | Value |
|---|---|
| MLB Win-Loss Record | 22–28 |
| Career ERA | 4.24 |
| Career Strikeouts | 414 |
| Games Pitched | 328 |
Miguel Ángel Castro Family
Family Background
Castro was born in La Romana, Dominican Republic, to a father who was a professional boxer. His father’s athletic background influenced Castro’s competitive nature from an early age. Despite coming from modest circumstances, Castro demonstrated maturity beyond his years when he chose to use his entire $43,000 signing bonus from the Blue Jays to cover medical expenses for his parents rather than personal purchases.
Personal Life
Castro’s commitment to his family has remained a constant theme throughout his professional career. His decision to prioritize his parents’ health needs upon signing his first professional contract demonstrated the values instilled in him during his upbringing in the Dominican Republic. As a professional athlete, he has maintained connections to his roots while building a career that has taken him across multiple MLB organizations and cities.
2025 Season Performance
The 2025 season represented a challenging chapter in Castro’s career. After signing with the Chicago White Sox in May, he appeared in only six games before suffering a catastrophic injury. On May 28, 2025, Castro slipped on first base while covering on a ground ball during a game against the New York Mets, resulting in a torn patellar tendon that ended his season immediately. The injury occurred in a routine play, highlighting the unpredictable nature of professional sports.
Despite the premature end to his season, Castro’s career demonstrated remarkable longevity. His ability to remain an MLB contributor through numerous team changes reflected his adaptability and work ethic. As he continues his recovery from knee surgery, Castro aims to return to professional baseball and continue his career with another organization.