Tom Brady's Son, Jack Moynahan: 7 Shocking Facts About His Viral Height, Basketball Career, And $300 Million Inheritance

John "Jack" Edward Thomas Moynahan has rapidly become one of the most talked-about celebrity children in Hollywood and the sports world as of December 15, 2025. The eldest son of NFL legend Tom Brady and actress Bridget Moynahan, Jack has stepped into the spotlight not for following his father's footsteps on the football field, but for a surprising shift in his athletic focus and a growth spurt that has stunned fans and his 6-foot-4 father alike. At 18 years old, Jack is forging his own path, balancing his high-profile parentage with his burgeoning basketball career and a complex, yet supportive, blended family life.

The intense public curiosity surrounding Jack Moynahan stems from his unique position: the firstborn son of two global icons whose unexpected pregnancy and subsequent co-parenting arrangement became a tabloid sensation. Today, he represents a new generation of celebrity kids who are carving out their own identities, making headlines for his on-court skills and his towering presence next to his famous dad. This article breaks down the most current and fascinating details about the young star who is already taller than a seven-time Super Bowl champion.

John "Jack" Edward Thomas Moynahan: Complete Biographical Profile

While often referred to simply as "Jack Brady" by the public due to his father's fame, his full, legal name is John Edward Thomas Moynahan. His life has been under the microscope since his birth, which occurred shortly after the high-profile split of his parents, Tom Brady and Bridget Moynahan.

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• Full Name: John Edward Thomas Moynahan
• Nickname: Jack Moynahan (or Jack Brady)
• Date of Birth: August 22, 2007
• Age (as of late 2025): 18 years old
• Zodiac Sign: Leo
• Place of Birth: Santa Monica, California, U.S. (St. John's Medical Center)
• Father: Tom Brady (NFL Quarterback Legend)
• Mother: Bridget Moynahan (Actress, known for Blue Bloods)
• Former Stepmother: Gisele Bündchen (Supermodel)
• Half-Siblings: Vivian Lake Brady and Benjamin Rein Brady (from Tom Brady's marriage to Gisele Bündchen)
• Current Sport: Basketball (Small Forward/Shooting Guard/Power Forward)
• High School: Riverdale Country School (Bronx, New York)
• Class Year: Class of 2026

The Shocking Shift from Football to Basketball and Viral Height

For years, the world speculated that Jack Moynahan would naturally follow in the footsteps of his father, Tom Brady, arguably the greatest NFL quarterback of all time. Tom Brady himself often shared photos of Jack at practice, wearing a uniform, and even serving as a ball boy for the Tampa Bay Buccaneers. However, in a major update to his athletic trajectory, Jack has officially traded his football helmet for basketball sneakers.

This transition to basketball has been documented on social media, with highlight reels showing Jack playing the Shooting Guard (SG), Small Forward (SF), and Power Forward (PF) positions for the Riverdale Country School in the Bronx, New York. The move suggests a desire to forge an identity outside the immense shadow of his father's legacy in the National Football League (NFL).

Outgrowing the Legend: Jack's Staggering Growth Spurt

The most viral and talked-about aspect of Jack’s recent life is his incredible growth spurt. Tom Brady, who stands at a formidable 6-foot-4 (193 cm), has recently shared photos where his 18-year-old son visibly towers over him. Fans and former NFL teammates alike have commented on the surprising height difference, with some noting that Jack is "way more beastly" than his dad. This physical transformation makes him a formidable prospect on the basketball court, capable of playing multiple forward positions.

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His height is a significant factor in his current sport, contrasting sharply with the early expectations of him becoming a quarterback. The sheer size difference between father and son has become a major talking point on platforms like Instagram and X, generating massive social media engagement and curiosity about his future career.

The Complex, Cordial, and Supportive Blended Family Dynamics

The family structure surrounding Jack Moynahan is a fascinating case study in successful celebrity co-parenting. His parents, Tom Brady and Bridget Moynahan, split in 2006, and Bridget discovered she was pregnant shortly after Tom began dating supermodel Gisele Bündchen. Despite the tumultuous start, the three adults have worked hard to maintain a cordial and unified front for Jack.

Bridget Moynahan's Career Shift for Her Son

In a powerful display of maternal dedication, Bridget Moynahan, an established actress known for her 14 seasons on the hit show Blue Bloods, recently announced she is stepping back from acting to focus entirely on her 18-year-old son, Jack. This decision highlights the importance of Jack's transition into early adulthood and his mother's commitment to supporting his next steps, whether in sports or higher education.

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Gisele Bündchen’s "Bonus Son" Relationship

Even following Tom Brady and Gisele Bündchen's divorce, the supermodel has consistently spoken highly of her relationship with Jack. She has referred to him as her "bonus son" and maintained a "great relationship" with his mother, Bridget Moynahan. This enduring connection is a testament to the family's dedication to Jack's well-being, ensuring he has a deep network of love and support from all sides of his extended family, including his half-siblings, Vivian Lake and Benjamin Rein Brady.

The Financial Future: Inheritance and Net Worth Entities

While Jack Moynahan is still a student and athlete, his financial future is already a topic of immense public interest due to his parents' staggering wealth. The concept of "net worth" for a teenager is generally tied to their inheritance and the financial stability of their parents, which in Jack's case is exceptionally high.

• Tom Brady's Net Worth: Estimated at approximately $300 million.
• Bridget Moynahan's Net Worth: Estimated at approximately $25 million.
• Gisele Bündchen's Net Worth: While no longer married to Tom, her independent net worth is also substantial, adding to the family's overall financial entity.

As the eldest child, Jack is expected to be a major beneficiary of his parents' fortunes. His father, a seven-time Super Bowl champion and a figure synonymous with the New England Patriots and Tampa Bay Buccaneers franchises, has built a massive business empire, including his TB12 lifestyle brand. Jack's future earnings potential, whether through an NBA career or a different path, is complemented by a significant financial safety net.

What’s Next for Jack Moynahan?

With his high school graduation already a proud moment for both Tom Brady and Bridget Moynahan, the focus now shifts to Jack's college prospects. As a Class of 2026 athlete, he will soon be making decisions about his collegiate basketball career and the next phase of his life. His status as a rising basketball player, combined with his family’s star power, ensures that John Edward Thomas Moynahan will remain a central figure in sports and celebrity news for years to come. The world is watching to see if the son of the NFL's GOAT will become a future star in the NBA.