Who Is Jack Flaherty? Age, Biography and Wiki
Jack Flaherty is an accomplished American baseball pitcher born on October 15, 1995. As of 2025, he is 29 years old and has established himself as a prominent figure in Major League Baseball (MLB). Drafted by the St. Louis Cardinals in the first round of the 2014 MLB Draft, Flaherty quickly rose through the ranks with his powerful pitching and impressive sportsmanship. Known for his competitive spirit, Jack has received numerous accolades throughout his career, earning recognition as one of the league's top pitchers.
You can read more about him on his Wikipedia page.
| Occupation | Baseball Players |
|---|---|
| Date of Birth | October 15, 1995 |
| Age | 29 Years |
| Birth Place | Burbank, California, U.S. |
| Horoscope | Libra |
| Country | U.S |
Popularity
Jack Flaherty's Popularity over time
Height, Weight & Measurements
Jack Flaherty stands tall at 6 feet 4 inches (193 cm) and weighs approximately 220 lbs (100 kg). His athletic build and impressive stature on the mound have made him a formidable opponent for batters. His body measurements, characterized by strong limbs and a fit physique, are vital to his performance in the high-intensity environment of professional baseball.
Prior to the 2021 season, Flaherty won his salary arbitration case against the Cardinals, and he made $3.9 million as opposed to the Cardinals submitted salary of $3 million. He made his second consecutive Opening Day start and on May 8, hit his first career home run off of Colorado Rockies starter Austin Gomber.
On May 31, he was placed on the injured list for the first time in his career after suffering an oblique strain while batting. He returned to the club on August 13, but was placed on the injured list once again on August 25 with a right shoulder strain. He was activated September 24.
Family, Dating & Relationship Status
Currently, Jack Flaherty is reportedly in a relationship with actress and model, who remains open about her profession but prefers maintaining a level of privacy regarding their love life. While the details about their relationship are relatively private, the couple often shares glimpses of their life together on social media, showcasing their support for one another. The couple seems committed, fostering a close-knit environment amidst their busy careers.
Net Worth and Salary
As of 2025, Jack Flaherty's net worth is estimated to be around $10 million. This impressive figure comes from his professional baseball salary, endorsements, and personal investments. Flaherty's annual salary is reported to be around $2.5 million, making him one of the well-compensated players in MLB. His financial stability allows him to invest in various ventures, with an eye on the future beyond his baseball career.
Although Flaherty signed a letter of intent to attend the University of North Carolina, he began his professional career after the St. Louis Cardinals drafted him in the first round with the 34th overall selection of the 2014 MLB draft.
It was a compensatory pick that the Cardinals gained when Carlos Beltrán signed with the New York Yankees as a free agent. Flaherty signed with the Cardinals on June 17 for a $2 million bonus and began his minor league career with the Cardinals of the Gulf Coast League, where he posted a 1.59 ERA in 22 2/3 innings pitched.
In 2015 he played for the Peoria Chiefs where he was 9–3 with a 2.84 ERA in 18 starts. Prior to the 2016 season, Baseball America ranked him as the third-best prospect in the Cardinals' system. He spent the season with the Palm Beach Cardinals.
In their updated 2016 mid-season ranking, Baseball America rated Flaherty in the top-100 for the first time, at 88th. In 24 games (23 starts) at Palm Beach, Flaherty was 5–9 with a 3.56 ERA.
Career, Business and Investments
Jack Flaherty’s career in baseball has been nothing short of remarkable. He is known for his powerful fastball and impressive strikeout rates, leading the Cardinals' pitching staff over several seasons. As he enters a new phase in his career, Flaherty has also shown interest in business ventures, including local investments in youth baseball programs and sports training facilities. These endeavors not only provide financial growth but also give back to the community that supported him throughout his journey.
On April 29, 2014, Flaherty pitched a complete game, a 2–1 victory over Bishop Alemany High School, to bring a two-year win–loss record to 20–0. In his last two seasons, his record was 23–0 overall.
He finished the 2014 regular season with an 0.63 ERA and a 10–0 record on his way to being named Southern Section Division I Player of the Year along with the Los Angeles Times Player of the Year. He pitched 78 innings (IP), struck out 125 (K) batters while giving up just 32 hits and 12 bases on balls (BB).
In the first game of the playoffs – which was also the last game of his high school career – he threw a no-hitter against Riverside North. He was subsequently named the 2014 Gatorade Player of the Year in baseball for the state of California. The Los Angeles Times selected him as their baseball player of the year.
In his four years on the mound, his record was 35–3.
Social Network
Flaherty is quite active on social media platforms, particularly Instagram and Twitter. His social media presence allows him to connect with fans and provide updates on his career, training routines, and personal life. He often engages with his followers through Q&A sessions and shares insights into his day-to-day activities, emphasizing his passion for baseball and the importance of maintaining a healthy lifestyle.
- Instagram: @jackflaherty
- Twitter: @Jack_Flaherty
Flaherty entered the second half of the season with an ERA of 4.64 but following the All-Star break, he yielded a 0.91 ERA, the third-lowest in major league history, behind only Bob Gibson and Jake Arrieta.
Flaherty was named the National League Pitcher of the Month for August after going 5–1 with a 0.71 ERA, and he again won the award in September with a 0.82 ERA over 44 innings.
He ended the 2019 regular season with an 11–8 record and a 2.75 ERA over 33 starts, striking out 231 over 1961/3 innings, becoming the third-youngest pitcher in baseball history to strike out at least 230 and walk 55 or fewer with a 2.75 ERA or lower.
Following the season, he was nominated for his first ever Gold Glove and finished fourth in National League Cy Young Award voting. He was also named All-MLB second team that year. He made his post-season debut this season, making two starts in the Division Series against the Atlanta Braves and allowing four runs in 13 innings while striking out 16.
He also made one start in the Championship Series against the Washington Nationals, giving up four runs in four innings.
Education
Flaherty attended Harvard-Westlake School in Los Angeles, California, where he excelled both academically and athletically. His dedication to his studies and sports helped him garner attention from college scouts. After high school, he was drafted into the MLB, which allowed him to pursue his professional career without attending college. However, his educational background has played a crucial role in his discipline and strategic approach to baseball.
Flaherty attended Harvard-Westlake School in Los Angeles, California, where his pitching coach was future MLB pitching coach Ethan Katz. He pitched and played shortstop and third base as a member of the varsity baseball team for all four of his years at Harvard-Westlake.
He was a sophomore when two of his high school teammates and fellow pitchers, Max Fried and Lucas Giolito, were both drafted in the first round of the 2012 MLB draft. In 2013, as a junior, Flaherty pitched a 13–0 record with a 0.63 ERA, striking out 112 batters in 89 innings while only walking 10.
During his senior season, Harvard-Westlake was the consensus #1 team in the nation in the MaxPreps "XCellent 50" for much of the beginning of the season, before dropping out of the rankings altogether.
