Hannah Fry’s ex-husband is Phil Lythell. The couple married in September 2013 and later separated, with their divorce taking place around 2022. They have two daughters and have continued to co-parent closely after the marriage ended; Fry has described their post-divorce relationship as friendly and cooperative.
Introduction
The story of Hannah Fry ex-husband Phil Lythell is less about a contentious celebrity divorce and more about how a family continued to function after a marriage ended.
Fry, the British mathematician, author, broadcaster and science communicator, was married to Phil Lythell. Available biographical records identify their marriage as beginning on September 21, 2013, and ending in divorce in 2022. The couple have two daughters.
Unlike many high-profile separations, Fry has spoken about the end of the marriage in notably positive terms. In a 2023 interview with The Guardian, she explained that she and her former husband were separated but remained good friends and were co-parenting their daughters. She also said that Lythell lived very close to her, making the practical side of raising their children easier.
The family story has attracted interest partly because Fry is a well-known public figure, while Lythell has largely stayed away from the spotlight. As a result, there is considerably more public information about Fry’s career than about her former husband’s private life.
For readers searching for Hannah Fry ex-husband Phil Lythell, the most important facts are the marriage timeline, their two children, the 2022 separation and the unusually cooperative approach they have taken to parenting afterward.
What Happened Between Hannah Fry and Phil Lythell?
Hannah Fry and Phil Lythell married in September 2013.
During their marriage, Fry’s professional profile continued to grow. She became increasingly well known for explaining mathematics, statistics and data to general audiences through television, radio, books, podcasts and public speaking.
The couple also became parents to two daughters.
For much of their family life, Fry kept details about her husband and children relatively private. Her public career was highly visible, but she generally did not turn her family into part of her professional brand.
The marriage eventually ended.
The available public reporting places the separation around 2022, with Fry later discussing how she and Lythell had managed to remain close despite no longer being married. IMDb’s biographical record lists their marriage from September 2013 to 2022 and identifies two children.
The Guardian’s 2023 interview provides more useful context. Fry said she and her former husband had split but remained good friends and were co-parenting. She also explained that he lived very close to her.
That makes the story quite different from a conventional divorce narrative.
Key Details About Hannah Fry and Phil Lythell
The central facts can be summarized as follows:
- Hannah Fry: British mathematician, author, broadcaster and academic.
- Former husband: Phil Lythell.
- Marriage: September 21, 2013.
- Divorce: Around 2022.
- Children: Two daughters.
- Post-divorce relationship: Fry has described the pair as good friends and co-parents.
- Living arrangement: Public reporting has said the former couple live extremely close to each other in South London.
- Current professional role: Fry became Cambridge University’s first Professor of the Public Understanding of Mathematics in January 2025.
Some details about Lythell’s personal and professional life are not well documented by authoritative public sources. It is therefore better to avoid presenting unverified online biographies as established fact.
Who Is Phil Lythell?
Phil Lythell is best known publicly through his former marriage to Hannah Fry.
Unlike Fry, who has built a highly visible public career through mathematics communication, television and academia, Lythell has maintained a much lower public profile.
Some online biographies describe him as a sports writer and digital-media professional, but the strongest sources reviewed for this article do not provide extensive independent biographical information about his career.
That distinction matters.
There is a significant amount of searchable material about Hannah Fry, but far less authoritative information about Lythell himself. Search results should therefore not be treated as confirmation of personal details unless they can be traced to a reliable source.
What is well established is his role as Fry’s former husband and the father of their two daughters. Fry herself has discussed their continuing co-parenting relationship in interviews.
When Did Hannah Fry and Phil Lythell Get Married?
Hannah Fry and Phil Lythell married on September 21, 2013, according to biographical records.
At the time, Fry was already developing a reputation as a mathematics communicator.
Her public profile expanded significantly after her work on the mathematics of human behavior and relationships. Her 2014 TED Talk about the mathematics of love became one of the defining early moments of her public career.
Over the following years, Fry became a familiar face on British television and radio.
Her career included documentaries and programs dealing with mathematics, data, technology and everyday life. She also authored books that translated mathematical ideas for general audiences.
Despite that public visibility, she generally kept her children and marriage away from the center of her media work.
How Many Children Do Hannah Fry and Phil Lythell Have?
Hannah Fry and Phil Lythell have two daughters.
Fry has generally protected her children’s privacy, so their names and other identifying personal details are not widely publicized through reliable sources.
In a 2023 interview with The Guardian, Fry discussed her daughters while explaining how she and her former husband were handling life after their separation. At the time, the children were six and three years old.
The same interview made clear that parenting remained a major part of Fry’s life.
Rather than allowing the end of the marriage to create a complete separation between the two adults, Fry said they continued to work together as parents.
This approach has allowed both daughters to maintain relationships with both parents without their family life becoming a public spectacle.
Why Did Hannah Fry and Phil Lythell Divorce?
There is no detailed public account establishing a single dramatic reason for the divorce.
Fry has spoken about the separation in terms of a relationship changing rather than a public dispute or scandal.
That is an important distinction.
Online articles sometimes try to reduce celebrity divorces to one specific cause. In Fry’s case, the reliable interviews do not establish a single event that can accurately be described as the reason the marriage ended.
Instead, her public comments indicate that the relationship changed over time and that the two eventually concluded that they should no longer remain married.
The couple’s later friendship and co-parenting arrangement also suggest that the separation was not followed by a highly public conflict.
In fact, Fry has used unusually positive language when discussing the divorce.
Hannah Fry’s “Grade A” Divorce
One of the most memorable descriptions Fry has used for her divorce is “grade A” or “gold-star” divorce.
The phrase reflects the way she has described her relationship with Lythell after their marriage ended.
Rather than treating divorce as the end of their family relationship, the former couple continued working together as parents.
The Guardian reported that Fry said she and her ex-husband were “really good friends” and were co-parenting their children.
That perspective has become an important part of the public story surrounding their separation.
It does not mean the divorce itself was necessarily simple or emotionally effortless. It means that Fry’s public account emphasizes cooperation rather than hostility.
That distinction is important when discussing a private family matter involving children.
How Does Hannah Fry Co-Parent With Phil Lythell?
The former couple’s living arrangement is one of the most unusual details to emerge publicly.
Fry has said that Lythell lives very close to her in South London.
The arrangement means that their daughters can spend time with both parents without having to travel long distances between homes.
For separated parents, geographic proximity can make many practical issues easier:
- School routines can be shared more easily.
- Children can move between homes with less disruption.
- Both parents can remain involved in everyday activities.
- Emergencies and last-minute changes can be handled more easily.
- Family traditions can continue even after a marriage ends.
Fry has not presented the arrangement as a universal formula for divorced families. Rather, it is simply the approach that has worked for her family.
The Guardian reported that Lythell lived very close to Fry and that the two continued to co-parent their daughters.
Family Life After the Divorce
The end of Fry’s marriage did not mean the end of the family unit in a broader sense.
Fry’s public comments suggest that she and Lythell have tried to preserve stability for their children.
That includes maintaining a friendly relationship and remaining involved in parenting.
This is especially relevant because Fry has also spoken about the importance of her daughters during difficult periods of her life.
In a 2023 interview, she reflected on the period when her children were young and described time spent with them as especially meaningful.
Her comments illustrate that family remains an important part of her personal life even though she rarely shares extensive details about her daughters publicly.
Hannah Fry’s Career After the Divorce
While her personal life changed, Fry’s professional career continued to expand.
One of the biggest developments came in 2025, when she joined the University of Cambridge as its first Professor of the Public Understanding of Mathematics.
Cambridge announced her appointment in November 2024, with the role beginning on January 1, 2025. The university described Fry as a mathematician, author, science presenter and experienced communicator of mathematics.
Her work at Cambridge focuses on making mathematics accessible to wider audiences.
The role builds on her longstanding work in public engagement, including television, radio, books, podcasts and talks.
Cambridge’s Mathematics Faculty continues to identify her as Professor of the Public Understanding of Mathematics.
In 2026, Fry also received the Leelavati Prize at the International Congress of Mathematicians for contributions to raising public awareness of mathematics. Cambridge described the award as recognition of her work communicating mathematical ideas to audiences far beyond the traditional mathematics community.
That professional context is important because searches about Fry’s personal life can sometimes overshadow what has become a major academic and public-communication career.
What Has Hannah Fry Said About Her Family?
Fry has generally avoided making her children the subject of extensive public coverage.
When she has discussed family life, she has tended to focus on the practical realities of parenting rather than revealing identifying details about her daughters.
Her 2023 Guardian interview was particularly useful because she openly discussed the fact that she and her husband had separated while emphasizing that they remained friends and co-parents.
This is also why claims about the children found on low-quality celebrity websites should be treated cautiously.
The public record confirms that Fry has two daughters, but there is little reason to publish unnecessary personal details about children who are not public figures.
What Officials or Organizations Said
There has been no official court statement or institutional announcement about the reasons behind Hannah Fry and Phil Lythell’s divorce in the sources reviewed.
The most useful information comes directly from Fry’s interviews and from authoritative institutional sources concerning her professional life.
The University of Cambridge officially confirmed Fry’s appointment as its first Professor of the Public Understanding of Mathematics in 2024, with the appointment beginning in January 2025.
For her family situation, the most substantive public account comes from Fry herself in interviews such as the Guardian profile, where she discussed the separation and co-parenting arrangement.
That means claims about the exact private reason for the divorce should not be presented as established fact unless Fry or another authoritative source has confirmed them.
Is Hannah Fry Married Now?
The reliable sources reviewed confirm that Fry was previously married to Phil Lythell and that the marriage ended around 2022.
More recent reporting has discussed Fry dating again after the divorce. A 2025 Times profile, for example, discussed her relationship with a partner named Oli and her experience using Hinge.
However, relationship status can change, and Fry does not make every aspect of her private life public.
Therefore, the safest current description is that Phil Lythell is her former husband, while details of her present private relationship should be based on her latest direct statements rather than assumptions from older reports.
Why This Matters
The interest in Hannah Fry ex-husband Phil Lythell largely comes from the contrast between Fry’s highly public professional life and her relatively private family life.
She is internationally recognized for making mathematics accessible, yet she has generally kept her children out of the public spotlight.
Her approach to divorce is also notable because it challenges the assumption that the end of a marriage necessarily means the end of a functional family relationship.
Fry’s own account shows that former spouses can remain friends, live nearby and continue working together as parents.
That is a personal example rather than a universal model, but it explains why the details of Fry and Lythell’s post-divorce relationship have attracted interest.
What Happens Next?
There is no confirmed new development involving Fry and Lythell as a couple.
Their marriage is over, and their public focus has shifted toward their individual lives and continued parenting.
For Fry, the most clearly documented recent developments are professional. She is now a Cambridge professor, continues her work in mathematics communication and received the Leelavati Prize in 2026.
For Lythell, comparatively little recent information has been publicly documented by authoritative sources.
The family itself remains largely private.
As a result, future reporting should focus on confirmed interviews or announcements rather than speculation about either person’s personal life.
FAQs
1. Who is Hannah Fry’s ex-husband?
Hannah Fry’s ex-husband is Phil Lythell. The couple married in September 2013 and later divorced around 2022. They have two daughters.
2. When did Hannah Fry and Phil Lythell get married?
They married on September 21, 2013, according to available biographical records.
3. When did Hannah Fry and Phil Lythell divorce?
Their marriage ended around 2022. Fry discussed the separation publicly in 2023 and said they remained good friends while co-parenting their children.
4. How many children do Hannah Fry and Phil Lythell have?
They have two daughters. Fry has generally kept their names and personal details private.
5. Do Hannah Fry and Phil Lythell still get along?
Fry has publicly described Lythell as a good friend and said they continue to co-parent their daughters.
6. Do Hannah Fry and Phil Lythell live near each other?
Yes. Fry told The Guardian that her former husband lives very close to her in South London, which helps them co-parent their children.
7. What does Hannah Fry do?
Hannah Fry is a mathematician, author, broadcaster and science communicator. Since January 2025, she has been Cambridge University’s first Professor of the Public Understanding of Mathematics.
8. Is Hannah Fry still married to Phil Lythell?
No. Phil Lythell is her ex-husband. Their marriage ended around 2022, although they continue to co-parent their two daughters.