Buck Thomas: Roseanne Barr’s Youngest Son and His Private Life

Buck Thomas is the youngest child of comedian and actress Roseanne Barr. He’s spent the vast majority of his life away from the public eye, and very little verified information about him exists online. That’s not a gap in our research — it’s the whole story. Buck has lived a remarkably private life despite being born into one of Hollywood’s most outspoken families.

Here’s what we actually know about Buck Thomas, his parents, and his place within the Barr family.

Early Life

Buck Thomas was born in November 1994 through in vitro fertilization (IVF). He’s the only child of Roseanne Barr and her third husband, Ben Thomas. Some sources list his birth year as 1995, but reporting tied to Roseanne’s pregnancy and the couple’s timeline points to late 1994.

Growing up as the youngest of five children in a very public family couldn’t have been simple, but Buck has managed to stay out of the tabloids almost entirely. There are no verified reports about where he went to school, what he studied, or where he settled as an adult. He doesn’t appear to maintain any public social media presence, which is itself a statement in an era where celebrity children often build their own followings.

His Mother, Roseanne Barr

Roseanne Barr doesn’t need much of an introduction. She became one of the most famous comedians in the country through her stand-up career in the 1980s and her hit ABC sitcom Roseanne, which ran from 1988 to 1997. The show was a cultural touchstone that portrayed working-class family life with a sharpness and humor that hadn’t been seen on network television before.

Roseanne’s career had a second act in 2018 when ABC revived the sitcom. The reboot drew massive ratings but was cancelled after a single season following a controversial tweet Roseanne posted about former Obama advisor Valerie Jarrett. The show continued without her as The Conners.

Throughout her career, Roseanne has been open about her personal life, her mental health struggles, and her political views. She’s been married three times and has spoken publicly about placing a child for adoption as a teenager. That openness about her own life makes Buck’s commitment to privacy all the more notable.

His Father, Ben Thomas

Ben Thomas is a former personal security guard who married Roseanne Barr on February 14, 1995. He’d been working on her security detail before the relationship turned romantic. The couple had Buck together but the marriage didn’t last — they divorced in 2002 after seven years.

Ben Thomas has kept a low profile since the divorce. He doesn’t appear in entertainment news and hasn’t pursued any kind of public career. In that sense, Buck seems to take after his father more than his mother when it comes to staying out of the spotlight.

Siblings

Buck is the youngest of Roseanne Barr’s five children, and the only one from her marriage to Ben Thomas. His four older siblings all come from different chapters of Roseanne’s life:

• Brandi Ann Brown — Roseanne’s firstborn, placed for adoption when Roseanne was a teenager in 1971. Brandi and Roseanne reunited years later, and the story of their reconnection became widely known.
• Jessica Pentland — Born in 1975 from Roseanne’s first marriage to Bill Pentland. Jessica has kept a relatively low profile.
• Jennifer Pentland — Born in 1976, also from the marriage to Bill Pentland. Jennifer has been more publicly visible than some of her siblings and has spoken about growing up in the Barr household.
• Jake Pentland — Born in 1978, the youngest of the three Pentland children. Jake has worked in entertainment and has occasionally appeared alongside his mother in public settings.

Buck has a significant age gap from his older siblings — roughly 16 to 23 years separate him from Jessica, Jennifer, and Jake. That gap means he likely had a very different childhood experience than they did. By the time Buck was born, the original Roseanne sitcom was winding down and the family dynamics had shifted considerably.

Life Out of the Spotlight

There’s no polite way around it: we don’t know much about Buck Thomas’s adult life, and that seems to be exactly how he wants it. He hasn’t pursued a public career in entertainment, politics, or social media. He hasn’t given interviews. He doesn’t show up at red carpet events.

In a family where his mother built a career on radical honesty and public vulnerability, Buck’s choice to stay private is striking. It’s worth respecting rather than speculating about. Some celebrity children lean into their family name, and others walk away from it entirely. Buck appears to fall firmly in the second camp.

What we can say is that he was born into a complicated, high-profile family during a turbulent period. His parents’ marriage ended when he was around seven or eight years old. His mother’s career went through multiple dramatic peaks and valleys during his lifetime. Growing up in that environment and choosing a quiet life says something about who he is, even if we can’t fill in many of the details.

Frequently Asked Questions

How old is Buck Thomas?

Buck Thomas was born in November 1994, making him approximately 31 years old as of early 2026. Some sources list 1995 as his birth year, but reporting linked to his mother’s pregnancy and the IVF timeline points to late 1994.

Who is Buck Thomas’s father?

His father is Ben Thomas, a former security guard who was married to Roseanne Barr from 1995 to 2002. Buck is their only child together.

Does Buck Thomas have siblings?

Yes, he has four older half-siblings: Brandi Ann Brown (placed for adoption and later reunited with Roseanne), Jessica Pentland, Jennifer Pentland, and Jake Pentland. The three Pentland children are from Roseanne’s first marriage to Bill Pentland.

What does Buck Thomas do for a living?

There’s no publicly verified information about Buck Thomas’s career or occupation. He’s kept his professional and personal life out of the public eye.

Is Buck Thomas on social media?

Buck Thomas doesn’t appear to have any verified public social media accounts. This is consistent with his overall approach to privacy.

Related Celebrities

If you found this article interesting, you might want to read more about these connected figures:

• Jake Pentland — Buck’s older half-brother and Roseanne Barr’s youngest Pentland child
• Jessica Pentland — Buck’s older half-sister
• Jennifer Pentland — Buck’s older half-sister and author
• Brandi Brown — Roseanne Barr’s firstborn daughter, placed for adoption and later reunited