Thomas Boone Quaid is the son of American actor Dennis Quaid and real estate professional Kimberly Buffington. Born on November 8, 2007, Thomas is also the twin brother of Zoe Grace Quaid and the younger half-brother of actor Jack Quaid. As of 2026, he is 18 years old and has recently entered college after graduating from high school.

Unlike his father and half-brother, Thomas has not established a public career in Hollywood. Much of the interest surrounding his life comes from his famous family, his childhood alongside twin sister Zoe, his early medical ordeal, and his transition into adulthood and higher education.

Who Is Thomas Boone Quaid?

Thomas Boone Quaid is best known as one of Dennis Quaid’s three children. His birth placed him in a well-known entertainment family, but he has largely remained outside the Hollywood spotlight.

Thomas was born alongside his twin sister, Zoe Grace Quaid, in November 2007. Their parents are Dennis Quaid, whose film career includes numerous major Hollywood productions, and Kimberly Buffington, a Texas real estate professional.

Thomas has an older half-brother, Jack Quaid, who is Dennis Quaid’s son with actress Meg Ryan. Jack later developed his own successful acting career, appearing in movies and television series including The Hunger Games, The Boys, and Oppenheimer.

Thomas, however, has not followed the same professional path publicly. His life has primarily been associated with his family and his private upbringing.

How Old Is Thomas Boone Quaid?

Thomas Boone Quaid is 18 years old as of August 2026. He was born on November 8, 2007, which means he will turn 19 on November 8, 2026.

His twin sister Zoe Grace Quaid was born on the same date. The twins were born in Santa Monica, California, and were carried by a gestational surrogate.

Because Thomas was born in 2007, he belongs to the generation that grew up during the rapid expansion of social media and digital entertainment. Despite his family’s fame, he has maintained a relatively low public profile.

When and Where Was Thomas Boone Quaid Born?

Thomas Boone Quaid was born on November 8, 2007, in Santa Monica, California. He was the first of Dennis Quaid and Kimberly Buffington’s twins to arrive.

Contemporary reports stated that Thomas weighed 6 pounds, 12 ounces at birth. His sister Zoe followed shortly afterward and weighed 5 pounds, 9 ounces.

The twins were the biological children of Dennis and Kimberly and were carried to term by a gestational carrier. Their arrival expanded Dennis Quaid’s family after he had already become a father to Jack Quaid.

Who Are Thomas Boone Quaid’s Parents?

Thomas Boone Quaid’s parents are Dennis Quaid and Kimberly Buffington.

Dennis Quaid is an established American actor who became widely recognized for films such as The Right Stuff, The Big Easy, The Parent Trap, The Rookie, Frequency, and many other productions. He has also worked in television and music throughout his career.

Kimberly Buffington is a Texas-based real estate professional who was married to Dennis Quaid from 2004 until their divorce was finalized in 2018.

Thomas and Zoe are the two children born from Dennis and Kimberly’s marriage. Although their parents eventually separated, both children remained an important part of Dennis Quaid’s family life.

Does Thomas Boone Quaid Have a Twin Sister?

Yes. Thomas Boone Quaid has a twin sister named Zoe Grace Quaid.

The twins were born on November 8, 2007, and grew up as the youngest children in Dennis Quaid’s family. Their early years attracted public attention largely because of their father’s celebrity status and a serious medical emergency shortly after their birth.

As they grew older, Thomas and Zoe continued to maintain relatively private lives compared with their father and older half-brother.

Who Is Thomas Boone Quaid’s Brother?

Thomas Boone Quaid’s older half-brother is actor Jack Quaid.

Jack was born on April 24, 1992, to Dennis Quaid and actress Meg Ryan. Unlike Thomas, Jack pursued a career in entertainment and became known for roles in both movies and television.

Among Jack Quaid’s best-known credits are The Hunger Games, The Boys, and Oppenheimer. His success has made the Quaid family particularly recognizable across different generations of Hollywood.

Thomas and Zoe therefore grew up with both a famous father and an older brother who also became a prominent actor.

Thomas Boone Quaid’s Childhood and Medical Emergency

One of the most widely documented events from Thomas Boone Quaid’s childhood occurred shortly after his birth.

In November 2007, Thomas and Zoe were hospitalized at Cedars-Sinai Medical Center in Los Angeles after developing a staph infection. During their treatment, the newborn twins were accidentally administered a very large dose of the blood-thinning medication heparin.

The incident became a major medical-error case and received extensive national attention. Court records later documented that Dennis and Kimberly Quaid brought legal action concerning the incident.

Both children survived the medical emergency and recovered. The experience also had a lasting effect on Dennis Quaid, who subsequently became an advocate for greater awareness of medication and medical errors.

This episode is an important part of Thomas’s publicly documented childhood, but it is not the defining feature of his adult life. He has since grown up and moved into a new stage centered on education and independence.

Did Thomas Boone Quaid Become an Actor?

There is no established public record showing Thomas Boone Quaid pursuing an acting career like his father or half-brother.

Dennis Quaid has enjoyed a long career in film and television, while Jack Quaid has become an actor in his own right. Thomas has instead remained largely outside the entertainment industry.

Public attention toward him has generally focused on his family connections rather than on professional acting credits. As of 2026, his known direction is education rather than Hollywood.

What Did Thomas Boone Quaid Study?

Publicly available information about Thomas Boone Quaid’s earlier education is limited. However, by 2026 he had completed high school and was beginning college at the University of Colorado Boulder.

Recent reporting about Dennis Quaid’s children indicates that Thomas is entering a business program at the University of Colorado Boulder. This represents one of the clearest publicly reported updates about his adult life.

His educational direction is notable because it differs from the entertainment careers associated with other members of his immediate family.

Where Does Thomas Boone Quaid Go to College?

Thomas Boone Quaid is attending the University of Colorado Boulder in Colorado.

In 2026, he graduated from high school and moved into college life. His father publicly discussed the transition as the younger Quaid twins began living more independently.

Thomas’s reported studies are in business, while his twin sister Zoe began a business-related program at another university. The twins therefore entered college at roughly the same stage of life while pursuing their own educational paths.

When Did Thomas Boone Quaid Graduate High School?

Thomas Boone Quaid graduated from high school in 2026.

His graduation took place in Los Angeles on June 3, 2026, according to recent coverage of the family milestone. Dennis Quaid attended the ceremony, as did his current wife, Laura Savoie.

Thomas’s mother, Kimberly Buffington, also attended the event. The gathering represented a notable family moment because Dennis and Kimberly had divorced years earlier but came together to celebrate their son’s graduation.

The milestone was also significant because it marked the beginning of Thomas’s transition from his parents’ household into college life.

What Is Thomas Boone Quaid Doing in 2026?

As of 2026, Thomas Boone Quaid is a college student beginning his studies at the University of Colorado Boulder.

His move to college marks a significant change from the protected environment of childhood. Dennis Quaid recently spoke about his twins leaving for college and described the experience as part of a new phase of fatherhood.

Thomas’s current life remains relatively private. There is no reliable public evidence that he has launched a major entertainment career, business venture, or other highly publicized profession.

For that reason, the most accurate description of Thomas in 2026 is that he is an 18-year-old college student from a prominent Hollywood family.

Thomas Boone Quaid’s Relationship With Dennis Quaid

Thomas Boone Quaid is one of Dennis Quaid’s three children, and the actor has spoken positively about his relationship with his children over the years.

Dennis became a father for the first time with Jack Quaid in 1992 and later welcomed twins Thomas and Zoe in 2007. The younger children were born during a different stage of Dennis’s life and career.

As the twins reached adulthood, Dennis publicly expressed pride in them and discussed the emotions surrounding their departure for college. Their transition represents a new chapter for the actor, who has described himself as a devoted father.

Thomas Boone Quaid and Kimberly Buffington

Kimberly Buffington is Thomas Boone Quaid’s mother.

She and Dennis Quaid married in 2004, several years before welcoming their twins. After a relationship that included periods of separation and reconciliation, their divorce was finalized in 2018.

Although Thomas’s parents are no longer married, both have remained connected to their children. Their joint appearance at Thomas’s 2026 high school graduation demonstrated that family milestones continue to bring them together.

Kimberly has maintained a much lower public profile than Dennis, with her professional life associated primarily with real estate in Texas.

What Happened to Thomas Boone Quaid as a Baby?

Thomas Boone Quaid experienced a serious medical emergency as a newborn when he and his twin sister were accidentally given excessive heparin during hospital treatment.

The medication error occurred while the twins were being treated at Cedars-Sinai Medical Center following a staph infection. The overdose was potentially life-threatening, and both children required medical care.

Thomas and Zoe survived the incident. The event later became part of Dennis and Kimberly Quaid’s legal action and contributed to Dennis’s public interest in preventing medical errors.

Although the incident remains part of Thomas’s documented childhood history, he has since grown up and continued his life away from the entertainment spotlight.

Is Thomas Boone Quaid Married?

Thomas Boone Quaid is not publicly reported to be married.

He is 18 years old as of August 2026 and has only recently entered college. Reliable public information does not establish a spouse or long-term partner, so claims about his romantic life should not be treated as confirmed facts.

His personal life remains considerably more private than that of many celebrity children.

Does Thomas Boone Quaid Have Children?

There are no publicly confirmed reports that Thomas Boone Quaid has children.

At 18, he is currently focused on the transition from high school to college, and information about his private adult life remains limited.

Because Thomas is not a public entertainer, details about relationships, family plans, and other personal matters should be treated cautiously unless confirmed through reliable public information.

What Is Thomas Boone Quaid’s Net Worth?

Thomas Boone Quaid’s exact net worth has not been publicly confirmed.

There are various online pages that may attach financial figures to celebrity children, but such estimates should not be treated as established facts without reliable documentation. Thomas is a college student rather than a widely known public entertainer or business figure, making a verified personal net worth figure especially difficult to establish.

His father’s wealth and successful Hollywood career should not automatically be attributed to Thomas as his personal net worth.

Has Thomas Boone Quaid Worked in Movies or TV Shows?

Thomas Boone Quaid does not have a well-established professional film or television career.

His connection to Hollywood comes through his father, Dennis Quaid, and his half-brother, Jack Quaid. Dennis is a veteran actor, while Jack has built a successful career across film and television.

Thomas has remained separate from those professional entertainment careers. Public records and widely documented credits do not establish him as an actor with a notable filmography.

Why Is Thomas Boone Quaid Famous?

Thomas Boone Quaid is primarily famous because he is the son of Dennis Quaid and the twin brother of Zoe Grace Quaid.

His family name connects him to several recognizable figures in American entertainment. His older half-brother Jack Quaid is also a successful actor, giving Thomas a connection to two generations of Hollywood performers.

His childhood medical emergency also contributed to public interest in his name. More recently, his 2026 high school graduation and move to college have renewed interest in his life.

Where Is Thomas Boone Quaid Now?

As of 2026, Thomas Boone Quaid is attending the University of Colorado Boulder after graduating from high school.

He is beginning adulthood away from the intense public attention associated with his father’s career. His decision to pursue business studies rather than entertainment has made his path somewhat different from that of Dennis and Jack Quaid.

Because Thomas maintains a relatively private life, detailed information about his day-to-day activities, friendships, relationships, and future plans is not broadly established.

FAQs About Thomas Boone Quaid

Who is Thomas Boone Quaid?

Thomas Boone Quaid is the son of actor Dennis Quaid and real estate professional Kimberly Buffington. He was born in 2007 and is the twin brother of Zoe Grace Quaid. He also has an older half-brother, actor Jack Quaid, who is Dennis Quaid’s son with actress Meg Ryan.

How old is Thomas Boone Quaid?

Thomas Boone Quaid is 18 years old as of August 2026. He was born on November 8, 2007, in Santa Monica, California. He will turn 19 on November 8, 2026.

When was Thomas Boone Quaid born?

Thomas Boone Quaid was born on November 8, 2007. He was born in Santa Monica, California, along with his twin sister, Zoe Grace Quaid. The twins were carried by a gestational surrogate and are the biological children of Dennis Quaid and Kimberly Buffington.

Who are Thomas Boone Quaid’s parents?

Thomas’s parents are Dennis Quaid and Kimberly Buffington. Dennis Quaid is a well-known American actor, while Kimberly has worked in Texas real estate. The couple married in 2004 and later divorced, with their divorce finalized in 2018.

Does Thomas Boone Quaid have a twin?

Yes. Thomas Boone Quaid has a twin sister named Zoe Grace Quaid. They were both born on November 8, 2007. Zoe has also generally maintained a private life, although she has occasionally received public attention because of her family and her education.

Who is Thomas Boone Quaid’s brother?

Thomas Boone Quaid’s older half-brother is actor Jack Quaid. Jack was born to Dennis Quaid and actress Meg Ryan in 1992 and later became known for movies and television projects including The Hunger Games, The Boys, and Oppenheimer.

Where does Thomas Boone Quaid go to college?

Thomas Boone Quaid is attending the University of Colorado Boulder. Recent reports state that he began a business program there in 2026 after graduating from high school.

Did Thomas Boone Quaid become an actor?

There is no reliable public record showing Thomas Boone Quaid pursuing a professional acting career. Although his father Dennis Quaid and half-brother Jack Quaid are actors, Thomas has remained outside the entertainment industry and is currently focused on his education.

What happened to Thomas Boone Quaid as a newborn?

Thomas and his twin sister Zoe experienced a serious medical emergency shortly after birth when they were accidentally given excessive heparin during hospital treatment. Both children survived and recovered. The incident later became a major part of their parents’ public legal and advocacy efforts concerning medical errors.

What is Thomas Boone Quaid doing now?

As of 2026, Thomas Boone Quaid is a college student at the University of Colorado Boulder. He graduated from high school in 2026 and is beginning a business-focused education. Beyond these details, he has kept much of his personal life private.

Conclusion

Thomas Boone Quaid is the son of Dennis Quaid and Kimberly Buffington, the twin brother of Zoe Grace Quaid, and the younger half-brother of actor Jack Quaid. Born on November 8, 2007, he has grown from a child born into a famous Hollywood family into an 18-year-old college student.

His childhood included a serious medical emergency that attracted national attention, but his more recent story is centered on education and independence. In 2026, Thomas graduated from high school and began attending the University of Colorado Boulder, choosing a path that remains separate from the acting careers of his father and half-brother.