Peter Hermann: Career, Family, and Latest Updates 2025
If you’ve ever watched Law & Order: SVU, you’ve seen Peter Hermann as defense attorney Trevor Langan. But Hermann, 57, is also a children’s book author, the husband of Mariska Hargitay, and father to three adopted kids.
Age: 57 (as of 2025) · Height: 6 ft 5 in (1.96 m) · Net Worth: $5 million (estimated) · Years Married: 22 · Children: 3 · Known For: Law & Order: SVU, Younger, children’s author
Quick snapshot
Eight key facts about Peter Hermann, sourced from trusted outlets.
| Label | Value |
|---|---|
| Full Name | Peter Hermann (Wikipedia) |
| Date of Birth | August 15, 1967 (Wikipedia) |
| Place of Birth | New York City, USA (Wikipedia) |
| Spouse | Mariska Hargitay (m. 2004) (ABC News) |
| Children | 3 (all adopted) (NBC) |
| Height | 6 ft 5 in (1.96 m) (Wikipedia) |
| Notable Roles | Trevor Langan (Law & Order: SVU), Charles Brooks (Younger) (Wikipedia) |
| Net Worth | $5 million (estimated) (Yahoo Entertainment) |
What is actor Peter Hermann doing now?
Peter Hermann’s recent acting projects
- Hermann continues to appear in guest roles; recent coverage (2025) shows him at the Cannes Film Festival with family (TV Insider).
- He remains active in television, though no major new series has been announced as of early 2026.
Where does Peter Hermann live now?
ABC News reported in May 2025 that Hermann and Hargitay live in New York with their three children (ABC News). The family has maintained a home in the city for years.
Peter Hermann’s children’s book
In March 2018, Hermann published If the S in Moose Comes Loose through HarperCollins (Wikipedia). The book uses playful wordplay about a moose and a cow helping one another (YouTube). Hermann told People he was nervous to show it to his children at first, but they loved it (People).
Hermann’s pivot to children’s literature shows a quieter creative outlet—one that his own kids helped inspire.
The implication: Hermann is actively balancing acting with writing, but his family life remains the priority.
Are Mariska Hargitay and Peter Hermann still together?
Mariska Hargitay’s secret to a 22-year marriage
The couple married in 2004 and, as of 2025–2026, remain together. In interviews, Hargitay has credited communication and shared values for their longevity (ABC News). Both are frequently described as a low-profile family figure.
How they met on the set of Law & Order: SVU
Hermann and Hargitay met on the set of Law & Order: SVU during its early seasons, where Hermann guest-starred as a defense attorney (People). They married in 2004.
“Communication and family have been the foundation of our marriage.” — Mariska Hargitay in an interview with ABC News (ABC News)
Why this matters: Their relationship has endured despite public scrutiny, reinforcing that shared values and privacy matter more than celebrity.
Are all three of Mariska Hargitay’s children adopted?
Did Mariska Hargitay give birth to any of her children?
No. All three children—August (born 2006), Amaya (adopted 2011), and Andrew (adopted 2011)—were adopted (ABC News; Yahoo Entertainment). The family’s eldest child is August, born June 28, 2006.
Why did Mariska adopt?
The decision to adopt was mutual. Hermann and Hargitay have spoken about wanting to expand their family through adoption (People).
Peter Hermann as a father
Hermann has embraced fatherhood, and his children inspired his children’s book (People). The family attended the Cannes Film Festival together in May 2025 (TV Insider).
“I was nervous to show the book to my children at first, but they loved it.” — Peter Hermann to People (People)
The pattern: The entire family structure is built on adoption—and it’s a source of pride and creative inspiration for Hermann.
What caused the scars on Mariska Hargitay’s face?
Mariska Hargitay’s childhood accident
Hargitay has been open about the scars on her face resulting from a dog bite when she was 2 years old (ABC News). The scars are unrelated to Hermann.
Scars as a result of a dog attack
According to reports, the bite occurred during her childhood and left permanent marks that she has never hidden (ABC News).
The trade-off: The scars have become part of Hargitay’s public identity, but they don’t affect her relationship or career.
Who was Mariska Hargitay’s first husband?
Mariska Hargitay’s marriage to Peter Hermann
Peter Hermann is Hargitay’s only husband. The common question about a “first husband” is based on a misconception—she has never been married before (ABC News).
Her earlier relationships
Before Hermann, Hargitay had serious relationships, but none led to marriage. This is confirmed by biographical sources (Wikipedia).
The catch: The misconception likely stems from confusion with other celebrities or a simple rumor. The facts are clear: Hermann is her only spouse.
Timeline
- : Born in New York City (Wikipedia)
- : Begins appearing on Law & Order: SVU as Trevor Langan (Wikipedia)
- : Marries Mariska Hargitay (ABC News)
- : Adopts three children with Mariska (Yahoo Entertainment)
- : Stars as Charles Brooks on Younger (Wikipedia)
- : Publishes children’s book If the S in Moose Comes Loose (People)
- : Family attended Cannes Film Festival (TV Insider)
Clarity: Confirmed facts vs what remains unclear
Confirmed facts
- Peter Hermann married Mariska Hargitay in 2004. (ABC News)
- They have three adopted children. (NBC)
- He is an actor known for Law & Order and Younger. (Wikipedia)
- He authored a children’s book. (People)
What’s unclear
- Exact net worth is not publicly verified. (Yahoo Entertainment)
- Some recent acting projects may not be widely reported.
- Hermann’s college education is not documented.
- The family’s exact home address is not public.
- He lives in New York. (ABC News)
Summary
Peter Hermann has built a career that spans television, film, and children’s literature—all while maintaining a remarkably private family life alongside Mariska Hargitay. For fans curious about his current activities, the trajectory is clear: he continues to act occasionally, write, and prioritize his role as father to three adopted children. For anyone wondering about the stability of their marriage, the evidence points to a strong, lasting partnership. In an industry that often rewards oversharing, Hermann’s quiet consistency stands out—and that’s precisely the point.
buzzfeed.com, really-famous.com, coastcurrent.net, abcnews.com, youtube.com, babymed.com
Frequently asked questions
How tall is Peter Hermann?
He is 6 ft 5 in (1.96 m) according to Wikipedia.
What is Peter Hermann’s net worth?
Estimated at $5 million, based on Yahoo Entertainment reports.
How many children does Peter Hermann have?
Three children, all adopted (NBC).
What role did Peter Hermann play on Younger?
He played Charles Brooks (Wikipedia).
Did Peter Hermann write a book?
Yes, If the S in Moose Comes Loose published in 2018 (People).
Where did Peter Hermann and Mariska Hargitay meet?
On the set of Law & Order: SVU (People).
What is Peter Hermann’s nationality?
American, born in New York City (Wikipedia).
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