Adrian Jose Del Castillo Bio
Adrian Jose Del Castillo is an American professional baseball catcher for the Arizona Diamondbacks of Major League Baseball (MLB). He made his MLB debut in 2024 and quickly became known for a memorable first impression at the plate. Drafted in the second round of the 2021 MLB draft, Del Castillo climbed steadily through the minor leagues before earning a permanent place on the Diamondbacks’ major league roster. He plays wearing jersey number 25 and has been recognized as one of the promising young catchers in the organization.
Early Life and Background
Adrian Jose Del Castillo was born on September 27, 1999, in Miami, Florida, USA. He grew up in a city with a deep baseball culture, which gave him early and frequent exposure to the sport. Del Castillo attended Gulliver Preparatory School in Miami, Florida, where he developed his skills and showcased his baseball talent on a competitive stage.
As a senior at Gulliver Preparatory in 2018, Del Castillo put together a remarkable high school campaign, hitting .527 with 15 home runs and 35 runs batted in (RBIs). His performance drew national attention, and he was selected by the Chicago White Sox in the 36th round of the 2018 Major League Baseball draft. Rather than sign with the White Sox, he chose to continue his development in college, a decision that shaped the next phase of his career.
Path to Professional Baseball
Del Castillo enrolled at the University of Miami, joining the Miami Hurricanes baseball program. In his freshman season in 2019, he started 61 games and hit .331/.418/.576 with 12 home runs and 72 RBIs, spending time in right field, catcher, third base, and designated hitter. He was named to the All-Atlantic Coast Conference Freshman Team and earned Freshman All-American honors from various outlets. That summer, he played in the Cape Cod Baseball League for the Wareham Gatemen, gaining valuable experience against elite amateur competition.
His sophomore season in 2020 was cut short by the COVID-19 pandemic, but he still hit .358 with two home runs and 15 RBIs over 16 starts. In his junior season of 2021, Del Castillo appeared in 54 games and batted .275 with three home runs and 37 RBIs, further cementing his status as a top professional prospect.
Adrian Jose Del Castillo Career
Early Career (2021–2022)
The Arizona Diamondbacks selected Adrian Jose Del Castillo in the second round, with the 67th overall pick, of the 2021 Major League Baseball draft. He signed with the club for a $1 million signing bonus and was assigned to the Rookie-level Arizona Complex League Diamondbacks before a quick promotion to the Visalia Rawhide of the Low-A West. Over 24 games in 2021, he slashed .265/.367/.422 with one home run, 14 RBI, and six doubles.
Del Castillo opened the 2022 season with the Hillsboro Hops of the High-A Northwest League and also appeared briefly with the ACL Diamondbacks and Visalia. Over 86 games between the three teams, he batted .210 with seven home runs and 31 RBI, gaining experience across multiple levels as he continued adjusting to professional pitching.
Minor League Breakthrough (2023–2024)
Del Castillo opened the 2023 season with the Amarillo Sod Poodles of the Double-A Texas League and was promoted to the Reno Aces of the Triple-A Pacific Coast League in mid-July. Over 100 games that year, he hit .263 with 14 home runs and 68 RBI, demonstrating the offensive consistency the Diamondbacks had hoped for when they drafted him.
In 2024, Del Castillo returned to Reno to begin the season and put together a standout campaign. In 100 games for the Aces, he batted .319/.403/.608 with 24 home runs and 70 RBI. After the season, he was named the Pacific Coast League Most Valuable Player Award winner for his dominant performance at the Triple-A level.
Arizona Diamondbacks Era (2024–Present)
On August 6, 2024, Adrian Jose Del Castillo was selected to the 40-man roster and promoted to the major leagues for the first time. Just three days later, on August 9 against the Philadelphia Phillies, he became the first Diamondbacks player in franchise history to hit a walk-off home run as his first major league hit. The moment immediately established him as a fan favorite in Arizona.
Del Castillo continued producing highlights in his rookie campaign. On August 18 against the Tampa Bay Rays, he hit a three-run home run that tied the game in the ninth inning, although the Diamondbacks ultimately lost in extra innings. The very next day, against the Miami Marlins, he hit his first career grand slam and recorded six RBI in front of friends and family in his hometown of Miami. Across 25 games during his rookie season, he slashed .313/.368/.525 with four home runs and 19 RBI.
Driving Style and Strengths
Through the 2026 season, Adrian Jose Del Castillo’s MLB batting line sits at .238 with 12 home runs and 56 RBI over his young career, numbers that reflect his blend of contact hitting and run-producing power. His track record in the minors shows the offensive ceiling that made him a second-round pick, while his defensive work behind the plate continues to develop as he gains experience as a catcher.
Notable Events and Milestones
Del Castillo’s most memorable moment came on August 9, 2024, when his walk-off home run against the Philadelphia Phillies made him the first Diamondbacks player ever to begin his major league career with such a hit. He followed it with his first career grand slam against the Miami Marlins on August 19, 2024, in a memorable homecoming performance in Miami.
Adrian Jose Del Castillo Career Wins
While Adrian Jose Del Castillo has not yet accumulated traditional championship wins as a position player, his career is marked by a series of milestone achievements and individual awards. His Pacific Coast League Most Valuable Player Award in 2024 stands as the most significant individual honor of his professional career to date. His walk-off home run in his major league debut series also represents a franchise-first milestone for the Arizona Diamondbacks.
Minor League Highlights
Del Castillo’s most productive minor league season came in 2024 with the Reno Aces, when he batted .319/.403/.608 with 24 home runs and 70 RBI in 100 games. That performance earned him the Pacific Coast League Most Valuable Player Award and cemented his promotion to the major leagues.
Major League Performances
In his 2024 MLB debut, Del Castillo slashed .313/.368/.525 with four home runs and 19 RBI across 25 games, a strong opening for a young catcher. In 2025, he played in 44 games for the Diamondbacks and hit .242 with four home runs and 17 RBI, while also appearing in 28 minor league games between the ACL Diamondbacks and Reno during stints on the injured list due to a shoulder injury and back spasms.
Adrian Jose Del Castillo Family
Family Background and Hometown
Adrian Jose Del Castillo grew up in Miami, Florida, where he attended Gulliver Preparatory School and built the foundation of his baseball career. His ties to the Miami baseball community remain strong, as evidenced by the emotional reception he received during his first career grand slam at loanDepot park against the Miami Marlins in August 2024.
Personal Life
Del Castillo continues to be closely connected to his hometown of Miami, Florida, where his friends and family still reside. Beyond his connection to the city and his commitment to his craft, he keeps most of his personal life private as he focuses on building a long major league career with the Arizona Diamondbacks.
2025 Season Performance
Adrian Jose Del Castillo began the 2025 season with Triple-A Reno before being called up to contribute at the major league level with the Arizona Diamondbacks. He played in 44 games for the Diamondbacks during the season, hitting .242 with four home runs and 17 RBI while adjusting to the daily demands of an MLB catching role.
His season was interrupted by a shoulder injury and back spasms, which led to two stints on the injured list and additional appearances in 28 minor league games between the ACL Diamondbacks and Reno. Despite the setbacks, he continued to refine his defensive approach and offensive consistency at the highest level.
Looking ahead to 2026, Del Castillo arrived at spring training sidelined with a calf injury but began his return to play program in March, including running and defensive work. His progress through the early months of 2026 will be important for the Diamondbacks as they evaluate his long-term role behind the plate and in the middle of their lineup.
