Justin Michael Hagenman (born October 7, 1996) is an American professional

baseball Baseball is a bat-and-ball games, bat-and-ball sport played between two team sport, teams of nine players each, taking turns batting (baseball), batting and Fielding (baseball), fielding. The game occurs over the course of several Pitch ...

pitcher In baseball, the pitcher is the player who throws ("Pitch (baseball), pitches") the Baseball (ball), baseball from the pitcher's mound toward the catcher to begin each play, with the goal of out (baseball), retiring a batter (baseball), batter, ...

for the

New York Mets The New York Mets are an American professional baseball team based in the Boroughs of New York City, New York City borough of Queens. The Mets compete in Major League Baseball (MLB) as a member club of the National League (baseball), National ...

Major League Baseball Major League Baseball (MLB) is a professional baseball league composed of 30 teams, divided equally between the National League (baseball), National League (NL) and the American League (AL), with 29 in the United States and 1 in Canada. MLB i ...

(MLB). He made his MLB debut in 2025.

Early life and amateur career

Born and raised in

Voorhees Township, New Jersey Voorhees Township is a township in Camden County, in the U.S. state of New Jersey. The township is a suburb in the Delaware Valley / Greater Philadelphia Metropolitan Area. As of the 2020 United States census, the township's population was 3 ...

, Hagenman played prep baseball at

Bishop Eustace Preparatory School Bishop Eustace Preparatory School is a Catholic Church, Catholic coeducational, private Secondary education in the United States, high school in Pennsauken Township, New Jersey. Founded in 1954 by the priests and brothers of the Society of the C ...

Pennsauken Township Pennsauken Township is a township in Camden County, in the Philadelphia Metropolitan Area in the U.S. state of New Jersey, and it is located outside of Philadelphia, Pennsylvania, which it borders directly on the Delaware River. As of the 202 ...

. He attended

Pennsylvania State University The Pennsylvania State University (Penn State or PSU) is a Public university, public Commonwealth System of Higher Education, state-related Land-grant university, land-grant research university with campuses and facilities throughout Pennsyl ...

, where he played

college baseball College baseball is baseball that is played by Student athlete, student-athletes at institutions of higher education. In the United States, college baseball is sanctioned mainly by the National Collegiate Athletic Association (NCAA); in Japan, ...

for the

Penn State Nittany Lions baseball The Penn State Nittany Lions baseball team is the varsity intercollegiate athletic team of the Pennsylvania State University in University Park, Pennsylvania, United States. The team competes in the National Collegiate Athletic Association's Di ...

team. In November 2015, Hagenman earned the

win Win or WIN most likely refers to: * A victory Win, Winning, WIN or Winner may also refer to: Arts and entertainment Film * '' Win!'', a 2016 American film Literature * ''Win'' (Coben novel), 2021 * WIN (pacifist magazine) * WIN (wrestling ma ...

for Penn State in a game against Mayabeque in a friendly tournament in Cuba. In 2016, he was one of three freshmen named to the

Big Ten Conference The Big Ten Conference (stylized B1G, formerly the Western Conference and the Big Nine Conference, among others) is a collegiate List of NCAA conferences, athletic conference in the United States. Founded as the Intercollegiate Conference of Fa ...

's All-Freshman Team. In 2017, he played

collegiate summer baseball Collegiate summer baseball leagues are amateur baseball leagues in the United States and Canada featuring players who have attended at least one year of college and have at least one year of athletic eligibility remaining. Generally, they operat ...

with the

Wareham Gatemen The Wareham Gatemen are a collegiate summer baseball team based in Wareham, Massachusetts. The team is a member of the Cape Cod Baseball League (CCBL) and plays in the league's West Division. The Gatemen play their home games at Clem Spillane Fie ...

of the

Cape Cod Baseball League The Cape Cod Baseball League (CCBL or Cape League) is a collegiate summer baseball wooden bat league located on Cape Cod in the U.S. state of Massachusetts. One of the nation's premier collegiate summer leagues, the league boasts over 1,000 forme ...

. He started 14 games in each of his three seasons at Penn State.

Professional career

Los Angeles Dodgers

The

Los Angeles Dodgers The Los Angeles Dodgers are an American professional baseball team based in Los Angeles. The Dodgers compete in Major League Baseball (MLB) as a member club of the National League (baseball), National League (NL) National League West, West Div ...

selected Hagenman in the 23th round, with the 704th selection, of the

2018 Major League Baseball draft The 2018 Major League Baseball draft began on June 4, 2018. The draft assigned amateur baseball players to MLB teams. The draft order was determined based on the reverse order of the 2017 MLB season final standings. In addition, compensation pi ...

. He split his first professional season between the rookie-level

Ogden Raptors The Ogden Raptors are an independent baseball team of the Pioneer League, which is not affiliated with Major League Baseball (MLB) but is an MLB Partner League. They are located in Ogden, Utah and play their home games at Lindquist Field. Pitch ...

and

Single-A Single-A, formerly known as Class A and sometimes as Low-A, is the fourth-highest level of play in Minor League Baseball in the United States, below Triple-A (baseball), Triple-A, Double-A (baseball), Double-A, and High-A. There are 30 teams cl ...

Great Lakes Loons The Great Lakes Loons are a Minor League Baseball team of the Midwest League and the High-A affiliate of the Los Angeles Dodgers. They are located in Midland, Michigan, and play their home games at Dow Diamond, which opened in April 2007. Hist ...

. Hagenman returned to Great Lakes in 2019, posting a 6–2

win-loss record In sports, a winning percentage or Copeland score is the fraction of games or matches a team or individual has won. The statistic is commonly used in standings or rankings to compare teams or individuals. It is defined as wins divided by the tot ...

and 2.24

earned run average In baseball statistics, earned run average (ERA) is the average of earned runs allowed by a pitcher per nine innings pitched (i.e. the traditional length of a game). It is determined by dividing the number of earned runs allowed by the number ...

(ERA) with 64

strikeout In baseball or softball, a strikeout (or strike-out) occurs when a batter accumulates three strikes during a time at bat. It means the batter is out, unless the third strike is not caught by the catcher and the batter reaches first base safe ...

s and six saves across 33 appearances. Hagenman did not play in a game in 2020 due to the cancellation of the minor league season because of the

COVID-19 pandemic The COVID-19 pandemic (also known as the coronavirus pandemic and COVID pandemic), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), began with an disease outbreak, outbreak of COVID-19 in Wuhan, China, in December ...

. Hagenman returned to action in 2021 with the Double-A

Tulsa Drillers The Tulsa Drillers are a minor league baseball team based in Tulsa, Oklahoma. The team, which plays in the Texas League, is the Double-A affiliate of the Los Angeles Dodgers major-league club. Stadium The Drillers play at ONEOK Field (pronounc ...

. In 38 appearances for Tulsa, he compiled a 7–4 record and 3.45 ERA with 77 strikeouts and six saves across

innings pitched In baseball, the statistic innings pitched (IP) is the number of innings a pitcher has completed, measured by the number of Batter (baseball), batters and baserunners that have been put out while the pitcher is on the Baseball field#Pitcher's mou ...

. Hagenman split the 2022 campaign between Tulsa and the Triple-A

Oklahoma City Dodgers The Oklahoma City Comets are a Minor League Baseball team of the Pacific Coast League (PCL) and the Triple-A (baseball), Triple-A affiliate of the Los Angeles Dodgers. They are located in Oklahoma City, Oklahoma City, Oklahoma, and play their ho ...

. In 46 appearances for the two affiliates, he registered a 5-3 record and 5.57 ERA with 65 strikeouts over 63 innings of work. Hagenman began the 2023 season with Oklahoma City, registering a 4-0 record and 2.78 ERA with 60 strikeouts in 55 innings pitched over 25 games.

Boston Red Sox

On July 25, 2023, the Dodgers traded Hagenman and Nick Robertson to the

Boston Red Sox The Boston Red Sox are an American professional baseball team based in Boston. The Red Sox compete in Major League Baseball (MLB) as a member club of the American League (AL) American League East, East Division. Founded in as one of the Ameri ...

in exchange for Enrique Hernández. The Red Sox assigned him to the

Worcester Red Sox The Worcester Red Sox (nicknamed the WooSox) are a professional minor league baseball team based in Worcester, Massachusetts. Beginning play in 2021, the team is the Triple-A affiliate of the Boston Red Sox, succeeding the Pawtucket Red Sox. Th ...

of the Triple-A

International League The International League (IL) is a Minor League Baseball league that operates in the United States. Along with the Pacific Coast League, it is one of two leagues playing at the Triple-A (baseball), Triple-A level, which is one grade below Major ...

, where he posted a 3.26 ERA with 28 strikeouts across 16 games. After using him as a

relief pitcher In baseball and softball, a relief pitcher or reliever is a pitcher who pitches in the game after the starting pitcher or another relief pitcher has been removed from the game due to fatigue (medical), fatigue, injury, ineffectiveness, ejection ...

, the Red Sox transitioned Hagenman into a

starting pitcher In baseball (hardball or softball), a starting pitcher or starter is the first pitcher in the game for each team. A pitcher is credited with a game started if they throw the first pitch to the opponent's first batter of a game. Starting pit ...

during the 2024 season. In 28 appearances (15 starts) for Worcester, he compiled a 4–6 record and 4.91 ERA with 98 strikeouts across innings pitched. Hagenman elected free agency following the season on November 4, 2024.

New York Mets

On November 18, 2024, Hagenman signed a one-year, major league contract with the

. He was optioned to the Triple-A

Syracuse Mets The Syracuse Mets are a Minor League Baseball team of the International League and the Triple-A (baseball), Triple-A affiliate of the New York Mets. They are located in Syracuse, New York, and play their home games at NBT Bank Stadium, which ope ...

to begin the 2025 season. On April 16, 2025, Hagenman was promoted to the major leagues for the first time. He entered the bottom of the second inning against the

Minnesota Twins The Minnesota Twins are an American professional baseball team based in Minneapolis. The Twins compete in Major League Baseball (MLB) as a member club of the American League (AL) American League Central, Central Division. The team is named afte ...

and went 3¹⁄₃ innings in a 4–3 extra inning loss. He gave up three hits, one run and had four strikeouts. The last Mets pitcher to strike out four batters in the first two innings of his MLB debut was

Zack Wheeler Zachary Harrison Wheeler (born May 30, 1990) is an American professional baseball pitcher for the Philadelphia Phillies of Major League Baseball (MLB). He has previously played in MLB for the New York Mets. Wheeler was born to a baseball-playin ...

in 2013.

References

External links

{{DEFAULTSORT:Hagenman, Justin 1996 births Living people Sportspeople from Voorhees Township, New Jersey Baseball players from Camden County, New Jersey Bishop Eustace Preparatory School alumni Major League Baseball pitchers New York Mets players Penn State Nittany Lions baseball players Oklahoma City Dodgers players Wareham Gatemen players Tulsa Drillers players Ogden Raptors players Great Lakes Loons players Worcester Red Sox players Syracuse Mets players