Who Is Thomas Boone Quaid? The Untold Story of Dennis Quaid’s son

Thomas Boone Quaid is the child of Dennis Quaid, an American actor, and Kimberly Buffington. He was born on November 8, 2007, in Santa Monica, California, America. Thomas Quaid holds American citizenship. At the age of 18 years in September 2026, Thomas will have turned 19 years in November 8, 2026. The Quaid family also comprises Thomas’ twin sister Zoe Grace Quaid and older half-brother Jack Quaid.

Thomas and Zoe were born via a surrogate mother, where Thomas came out two minutes ahead of his sister. Thomas’ weight upon birth was 6 pounds 12 ounces. With the arrival of Thomas and Zoe, Dennis Quaid became a father of three since he already had Jack from a former marriage to actress Meg Ryan.

Profile Summary

Details	Information
Full name	Thomas Boone Quaid
Known for	Being the son of Dennis Quaid and Kimberly Buffington
Date of birth	November 8, 2007
Age	18 years old
Birthplace	Santa Monica, California, United States
Nationality	American
Father	Dennis Quaid
Mother	Kimberly Buffington
Twin sister	Zoe Grace Quaid
Older paternal half-brother	Jack Quaid
Birth weight	6 pounds, 12 ounces
High school graduation	2026
College	University of Colorado Boulder

Who Is Thomas Boone Quaid?

Thomas Boone Quaid is the son of Dennis Quaid and Kimberly Buffington. He was born on November 8, 2007, in Santa Monica, California. Thomas is an American citizen, and he is 18 years old as of September 2026. He is one of the three children of Dennis Quaid and the twin brother of Zoe Grace Quaid. She was born on the same day as him.

His elder half-brother is Jack Quaid. Jack is the son of Dennis Quaid and Meg Ryan. Jack and Thomas are the sons of Dennis Quaid; Thomas and Zoe are both brothers and sisters. The Hollywood connections of this family include the films in which Dennis played starring parts – The Parent Trap and The Rookie, and Jack appeared in The Hunger Games and The Boys.

In 2026, Thomas made an important step in his education career by graduating from high school and entering the University of Colorado Boulder. Dennis Quaid has talked about the experience of taking the twins to college and seeing them grow up into independent young adults. It is a new page in Thomas’s life that marks the start of his university studies.

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Early Life and Birth

Thomas Boone Quaid was born on November 8, 2007, in Santa Monica, California, USA. His parents, Dennis Quaid and Kimberly Buffington, were the proud parents of their two fraternal twins, Thomas and Zoe Grace Quaid, who were born by means of a gestational carrier. Thomas was born first, followed by his twin sister, Zoe, two minutes after. At birth, Thomas had a weight of 6 pounds, 12 ounces.

The twins were born three years after the marriage of Dennis and Kimberly in 2004. With the birth of the twins, Dennis became the father of three children, as he already had a son named Jack Quaid from his previous marriage to actress Meg Ryan. The family of Thomas thus consisted of his twin sister, who had the same parents as him, and a half-brother from his father’s side.

Thomas Boone Quaid’s Parents

Dennis Quaid is an actor from America. He is the father of Thomas Boone Quaid and has acted in various movies such as The Parent Trap, The Rookie, The Day After Tomorrow, and Great Balls of Fire!. Dennis plays different roles that range from comedy, drama, action, and family. He has three children: Jack, his older son, and the twins Thomas and Zoe.

Kimberly Buffington, Thomas’s mother, is a real estate agent from Texas. She tied the knot with Dennis on the Fourth of July 2004. They got married in Dennis’s ranch in Paradise Valley, Montana. Three years down the line, on the eighth of November 2007, Thomas Boone Quaid and his fraternal twin sister, Zoe Grace Quaid, were born. Dennis already had a family from his former marriage with Meg Ryan.

The divorce of Dennis and Kimberly was finalized in the year 2018 when Thomas and Zoe were ten years old. The marriage of Dennis and Kimberly constitutes a significant element in the past of the twins. While both Thomas and Zoe have Dennis and Kimberly as parents, Jack Quaid, their older half-brother, is a child of Dennis and Meg Ryan.

Thomas Boone Quaid Family Background

Thomas Boone Quaid is a member of an American family that has its roots connected to films, television, and real estate. Dennis Quaid, Thomas’s father, is an actor who starred in The Parent Trap, The Rookie, and The Day After Tomorrow. His mother, Kimberly Buffington, is a Texas real estate agent. Dennis and Kimberly got married on July 4, 2004, in Paradise Valley, Montana, and became parents of Thomas and his twin sister three years later.

Thomas’ fraternal twin sister, Zoe Grace Quaid, was born along with him on November 8, 2007, in Santa Monica, California. He also has an elder half-brother named Jack Quaid, whose mother is the famous actress Meg Ryan. Thomas and Zoe are children of both of their parents, whereas Jack shares only their father. Jack has established himself as an actor in The Hunger Games and The Boys.

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Thomas Boone Quaid’s Siblings

Thomas Boone Quaid has two siblings, being the fraternal twin brother of Zoe Grace Quaid and the half-brother of Jack Quaid. Zoe was born on November 8, 2007, in Santa Monica, California, two minutes after Thomas. Zoe and Thomas are the children of Dennis Quaid and Kimberly Buffington, thus, becoming the youngest children of Dennis, who has three children in total.

Both Thomas and Zoe graduated from high school in 2026 and continued their education at universities. Thomas went to study at the University of Colorado Boulder, whereas Zoe chose the University of Virginia. The transition of the twins to separate universities became another milestone in their life, and Dennis shared his feelings about taking them to college.

Jack Quaid is the older half-brother of Thomas, as they both share the same father, Dennis, although they have two different mothers. The mother of Jack is Meg Ryan, an actress, whereas the mother of Thomas and Zoe is Kimberly Buffington. Jack is known for his acting appearances in The Hunger Games and The Boys.

The Medical Incident During His Infancy

Thomas Boone Quaid and his twin sister, Zoe Grace Quaid, faced a dangerous drug mix-up at the time of their delivery in November 2007. They were administered a heparin overdose, which is used to prevent blood clots. This drug mix-up was potentially dangerous for both children, which caused panic among their parents, Dennis Quaid and Kimberly Buffington, only a few weeks after bringing them home.

Both children survived, but it left a long-term impression on the career of Thomas and Zoe’s father, Dennis. He founded the Quaid Foundation for promoting patient safety and increasing awareness about medication errors in order to reduce the number of such incidents in the future.

Education and College Life

Thomas Boone Quaid had completed his secondary schooling in 2026 and enrolled in the University of Colorado Boulder. As he was eighteen years old at that time, enrolling in university was quite an achievement in his educational and adult life. The twin sister of Thomas, Zoe Grace Quaid, joined college in 2026 and was studying in the University of Virginia.

During an interview with PEOPLE in August 2026, Dennis Quaid talked about taking his twins to college and coping up with their independence. The actor was quite proud of his children and shared his feelings regarding their new beginnings in life. He told his children to do what they loved and make it their career.

Personal Life and Future Plans

Thomas Boone Quaid began a new chapter in 2026 when he moved to the University of Colorado Boulder after completing high school. Starting college marked a step toward greater independence and gave him opportunities to explore his academic interests. His father, Dennis Quaid, spoke about this transition with pride and encouraged his children to find something they enjoy and build a career around it.

Acting is part of Thomas’s family background through Dennis and his older half-brother, Jack Quaid. However, Thomas has not announced plans to follow them into the entertainment industry. His college major and future profession remain undecided in the account of his life available here. For now, his university education marks his next step, with his father’s advice encouraging him to choose a direction based on his own interests.

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FAQs About Thomas Boone Quaid

Conclusion

Thomas Boone Quaid’s life story includes his family’s connection to Hollywood, his childhood alongside his twin sister, and his progress in education. Born on November 8, 2007, in Santa Monica, California, he is the son of Dennis Quaid and Kimberly Buffington and the younger half-brother of Jack Quaid. His recovery alongside Zoe Grace from a serious medication error during infancy also inspired his father’s involvement in patient safety advocacy.

In 2026, Thomas completed high school and began attending the University of Colorado Boulder, marking an important step into adulthood. His father has expressed pride in this milestone and encouraged his children to pursue work they enjoy. As Thomas continues his education, his family background remains part of his story, while his future career will depend on his own interests and choices.