Thomas Boone Quaid: Everything to Know About Dennis Quaid's Son

Thomas Boone Quaid is the son of Hollywood actor Dennis Quaid and Texas-based real estate agent Kimberly Buffington. Born through gestational surrogacy, he first drew national attention as a newborn following a hospital medication error that made headlines across the United States. Today, at 18 years old, Thomas lives largely out of the public eye, and fans continue to search for updates on his life, family, and future plans.

Who Is Thomas Boone Quaid?

Thomas was born on November 8, 2007, in Santa Monica, California, alongside his twin sister, Zoe Grace Quaid. As the son of an Academy Award-nominated actor, Thomas has grown up with a level of built-in public curiosity, but his parents have consistently prioritized keeping him and his sister away from the media spotlight. Unlike some celebrity children who pursue acting careers or build a social media presence, Thomas has chosen — or been guided toward — a quieter, more private life.

Thomas Boone Quaid Profile Summary

#	Category	Detail
1	Full Name	Thomas Boone Quaid
2	Birth Date	November 8, 2007
3	Current Age (2026)	18 years old
4	Birthplace	Santa Monica, California, USA
5	Parents	Dennis Quaid (father) and Kimberly Buffington (mother)
6	Conception Method	Born via gestational surrogacy
7	Twin Sibling	Zoe Grace Quaid
8	Half-Sibling	Jack Quaid (from Dennis Quaid’s marriage to Meg Ryan)
9	Notable Early-Life Event	Survived a newborn hospital overdose involving the blood thinner Heparin
10	Health Outcome	Fully recovered with no reported lasting complications
11	Public/Social Media Status	No verified social media accounts; maintains a low public profile
12	Parents’ Marital Timeline	Married in 2004; later divorced, now share custody

Birthday, Age, and Zodiac Sign

Date of birth: November 8, 2007
Age in 2026: 18 years old
Zodiac sign: Scorpio
Nationality: American
Ethnicity: White
Religion: Christianity (reported)
Birthplace: Santa Monica, California, United States

As a Scorpio, Thomas is often associated with traits like determination and loyalty, though very little is publicly known about his actual personality, since his family shares few personal details.

Born Through Gestational Surrogacy

Thomas and Zoe were born through a surrogate mother, a decision Dennis Quaid and Kimberly Buffington made together after the couple married in 2004. The use of gestational surrogacy helped the family grow and later brought public awareness to surrogacy as an option for parents unable to conceive naturally. Dennis has spoken positively about the experience over the years, framing it as a meaningful part of his family’s story.

Meet His Twin Sister, Zoe Grace Quaid

Zoe Grace Quaid is Thomas’s twin sister, and the two have been inseparable since birth — not just as siblings, but as survivors of the same frightening medical emergency in their first days of life. Like her brother, Zoe maintains a private life with no confirmed social media presence, and their parents have worked hard to shield both twins from unnecessary public attention throughout their childhood.

The Hospital Medication Error That Made National News

Shortly after their birth, Thomas and Zoe were involved in a serious hospital medication error. Both infants were mistakenly given an overdose of Heparin, a blood-thinning medicine, due to a medication mix-up at the hospital. The incident quickly became national news and sparked wider conversations about patient safety, hospital safety systems, and the clarity of medicine labels in preventing future medical mistakes.

Doctors intervened quickly, and both twins made a full recovery with no lasting health complications — a relief that reshaped how their father would spend the next several years of his public life.

Dennis Quaid’s Advocacy for Patient Safety

The medication error involving his newborn twins turned Dennis Quaid into an outspoken patient safety advocate. He participated in interviews, conferences, and awareness campaigns aimed at reducing medical mistakes in hospitals nationwide. His efforts also supported initiatives to improve medicine labels and strengthen hospital safety systems, helping raise public awareness about an issue that could affect any family.

Thomas Boone Quaid’s Parents

Father: Dennis Quaid

Dennis Quaid is a veteran Hollywood actor, producer, and musician with a career spanning decades. Beyond acting, he’s become known for his advocacy work following the medication error that affected his twins, using his public platform to push for safer hospital practices.

Mother: Kimberly Buffington

Kimberly Buffington is a real estate agent from Texas who married Dennis Quaid in 2004. Unlike her former husband, Kimberly has largely stayed outside the entertainment industry, focusing instead on raising Thomas and Zoe and maintaining a private family life. Dennis and Kimberly later divorced but have continued co-parenting their twins, sharing custody to give them a stable upbringing.

Thomas Boone Quaid’s Siblings

Jack Quaid

Jack Quaid is Thomas’s older half-brother, born from Dennis Quaid’s earlier marriage to actress Meg Ryan. Jack has built a notable acting career of his own, appearing in a range of movies and television series. Despite the age gap between the siblings, Jack has spoken warmly about his family, including his younger half-siblings.

Zoe Grace Quaid

As mentioned above, Zoe is Thomas’s twin sister and closest companion, having shared both his early medical struggles and his private upbringing.

Family Life, Education, and Daily Routine

Details about Thomas’s education remain undisclosed, though he is believed to have attended private school in the United States. His parents’ divorce didn’t disrupt the co-parenting arrangement they built around custody of the twins, and family time has remained a consistent part of his upbringing. Because Thomas avoids social media and public appearances, updates on his hobbies, interests, or daily life are rare.

Is Thomas Boone Quaid on Social Media?

There are no verified social media accounts belonging to Thomas Boone Quaid. While unofficial fan pages referencing him may exist online, none have been confirmed as authentic. This lack of a social media presence is consistent with his family’s broader approach to protecting his privacy.

Where Is Thomas Boone Quaid Now? (2026 Update)

As of 2026, Thomas is 18 years old and continues to live a private life in the United States. There are no public reports suggesting he plans to pursue an acting career like his father or half-brother Jack Quaid. Instead, he appears focused on his education, maintaining the same low public profile he’s kept since childhood.

Quick Facts About Thomas Boone Quaid

Born November 8, 2007, in Santa Monica, California
Twin sister: Zoe Grace Quaid
Half-brother: Jack Quaid (from Dennis Quaid and Meg Ryan’s marriage)
Born via gestational surrogacy
Survived a hospital medication error involving Heparin as a newborn
Made a full recovery with no long-term health effects
No confirmed social media presence
Parents: Dennis Quaid and Kimberly Buffington, married 2004

Frequently Asked Questions

1. Does Dennis Quaid have custody of his twins?

Dennis Quaid and Kimberly Buffington share custody of Thomas and Zoe following their divorce.

2. What is Thomas Boone Quaid known for?

He’s best known as Dennis Quaid’s son and for surviving a widely reported hospital medication error as a newborn.

3. Why did Meg Ryan leave Dennis Quaid?

Meg Ryan and Dennis Quaid divorced in 2001 after facing personal difficulties in their marriage.

4. How are Dennis Quaid’s twins doing today?

Both Thomas and Zoe recovered fully from the medication error and continue to live healthy, private lives.

5. Does Meg Ryan still talk to Dennis Quaid?

Their communication is largely private, though the two have co-parented their son, Jack Quaid.

6. What is Randy Quaid accused of?

Randy Quaid, Dennis’s brother, has faced various legal issues over the years, including allegations tied to vandalism and failure to appear in court.

7. Is Dennis Quaid well-liked by colleagues?

Many who’ve worked with him describe him as friendly and professional, though personal opinions naturally vary.

8. Do Randy and Dennis Quaid still talk?

Dennis has said he still loves his brother despite periods of limited contact between them.

9. Do Dennis Quaid and Randy Quaid share the same parents?

Yes — their parents are Juanita B. “Nita” Quaid and William Rudy Quaid.

Conclusion

Thomas Boone Quaid, born November 8, 2007, is the son of actor Dennis Quaid and real estate agent Kimberly Buffington. Conceived via gestational surrogacy alongside his twin sister, Zoe Grace Quaid, he gained public attention as a newborn after surviving a hospital medication error involving a Heparin overdose. He recovered fully, prompting his father to become a vocal patient safety advocate.

Now 18, Thomas leads a private life away from Hollywood, with no confirmed social media presence. His parents divorced but share custody, raising him alongside half-brother Jack Quaid. He shows no public interest in acting, focusing instead on education and privacy.