Sebastien Bowen is a British finance professional who has come into the spotlight due to his relationship with the late Dame Deborah James, a renowned cancer campaigner, podcaster, and advocate for bowel cancer awareness. Sebastien’s life has been marked by both private achievements in the financial sector and the very public, deeply emotional journey he shared with his wife as she fought a brave battle against cancer.
Professional Background: A Career in Finance
Sebastien Bowen is a highly respected figure in the finance industry. He works as a senior partner at Pomona Capital, a global investment firm that focuses on private equity investing. Bowen has spent over two decades in the financial services industry, specialising in areas such as secondary fund investments and global asset management. His role at Pomona involves advising major clients, managing investments, and leading key strategies across Europe.
Bowen’s professional reputation is built on his strategic thinking, ability to build strong relationships with investors, and his sharp understanding of global finance markets. Despite his significant role in the industry, he is known for maintaining a relatively low public profile, choosing to keep his private life out of the spotlight as much as possible.
Sebastien Bowen Personal Life: Marriage to Dame Deborah James
Sebastien Bowen’s personal life became widely known through his marriage to Dame Deborah James, who was diagnosed with incurable bowel cancer in 2016. Deborah became a global advocate for cancer awareness, using her platform on social media, her blog, and her podcast, “You, Me and the Big C”, to raise awareness about bowel cancer and to push for greater research into the disease.
Deborah’s courage in the face of terminal cancer, her decision to share her journey publicly, and her advocacy work touched the lives of millions, particularly in the UK, where she became known as Bowel Babe. She was a beloved figure who was celebrated for her honesty and humor, even in the most difficult moments. Sebastien, by her side, was a constant source of support throughout her illness.
Despite the intense public scrutiny, Sebastien remained a supportive and loving partner to Deborah. He was actively involved in their family life, raising their two children, Hugo and Eloise, while also caring for Deborah during her most difficult times. Together, they worked tirelessly to raise funds for cancer research, and Sebastien supported his wife’s efforts to leave a lasting legacy.
Life After Deborah’s Passing
After Deborah’s passing in June 2022, Sebastien’s life took a profoundly different turn. While he largely remained out of the public eye, his personal life was, understandably, the subject of media attention. In the months following his wife’s death, Sebastien spoke publicly about his grief, his family’s journey, and how they were coping with the loss. He described the last few moments of Deborah’s life, reflecting on how peaceful and surrounded by love her passing was.
In the face of such personal loss, Sebastien received an outpouring of support from the public, who admired his dedication to Deborah’s work and his role as a devoted partner. At the same time, he expressed the deep sense of responsibility he felt to ensure that Deborah’s legacy lived on, particularly through the Bowelbabe Fund and the continued fight for better treatment and understanding of bowel cancer.
A New Beginning: Sebastien Bowen’s New Relationship
In 2025, Sebastien Bowen was seen publicly with a new partner, Susann Aulbach, a Swiss investment banker. This marked a new chapter in his personal life, as he began to rebuild after the loss of his beloved wife. The relationship was met with positive public reactions, as many saw it as a natural step forward for Sebastien. He had always been open about his desire to find happiness again, and many fans of Deborah were happy to see Sebastien moving on in a healthy and supportive relationship.
Though still grieving the loss of his wife, Sebastien began to show that it was possible to find peace and joy again after such profound loss. The couple were seen in public attending events and enjoying their time together, but Sebastien continued to respect his family’s privacy and did not seek attention for his new relationship.
Sebastien Bowen Legacy: Continuing Deborah’s Work
Even as Sebastien moves forward with his life, Deborah James’s legacy remains central to everything he does. Sebastien continues to support the Bowelbabe Fund, an initiative that raises awareness about bowel cancer and funds critical cancer research. This commitment to continuing Deborah’s work ensures that her incredible impact on the world of cancer awareness is never forgotten.
Together, Sebastien and Deborah’s children have become key figures in the charity work, and they continue to raise awareness alongside their father. Their shared mission to ensure that Deborah’s voice is still heard — even after her passing — is something that Sebastien holds dear.
Sebastien Bowen Private Life: Family and Legacy
Sebastien Bowen is a man of deep family values, and his dedication to his children, his late wife’s memory, and his new partner paints the picture of a man who prioritizes family first. Despite being a successful professional with a high‑profile career, Sebastien has remained committed to being a present father and honoring the memory of his wife. This balance of family and career has always been a defining characteristic of his life.
His personal life has been filled with love and support for his family, and he continues to carry forward Deborah’s message of hope, kindness, and living life to the fullest.
Sebastien Bowen Professional Life Today
Despite the upheaval in his personal life, Sebastien Bowen continues to work diligently in the finance sector. He remains committed to his career at Pomona Capital, where he manages investments and focuses on the firm’s operations across Europe. He has not retired or slowed down professionally, maintaining a steady presence in his field while also balancing family commitments.
Conclusion
Sebastien Bowen’s life story is one of resilience, love, and dedication. From being a devoted partner to Dame Deborah James to navigating life as a single father and partner again, Sebastien’s journey has inspired many. His professional achievements, combined with his personal growth, continue to shape his legacy. As he moves forward with his new family and his continued support of Deborah’s charitable causes, Sebastien Bowen’s life remains an example of how one can continue to build new chapters in life while preserving the memory of those we love.