Lena Kallersjö is a Swedish former music journalist and media professional best known as the second wife of ABBA co-founder Björn Ulvaeus. The couple married in 1981 shortly after Björn’s divorce from Agnetha Fältskog. After 41 years of marriage and raising two daughters, Emma and Anna Ulvaeus, the pair announced their separation in 2022.
The world of ABBA has always been defined by its intricate personal dynamics the two couples whose chemistry fueled global hits only to have their marriages dissolve at the height of their fame. While the spotlight often remains fixed on the legendary Agnetha Fältskog, the woman who stepped into Björn Ulvaeus’ life during his most transitional period was Lena Kallersjö. For over four decades, Lena was the steady force behind one of music’s most successful businessmen and songwriters.
Despite her proximity to global superstardom, Lena Kallersjö has remained an enigmatic figure, preferring the quietude of private life over the flashbulbs of the paparazzi. In this exclusive look, we explore the woman behind the name, her legacy within the Ulvaeus family, and the truth behind the rumors surrounding her health and lifestyle in 2026.
The Early Life of Lena Kallersjö
Long before she was Lena Källersjö Ulvaeus, she was an independent professional working within the Swedish media landscape. Born in 1949, Lena grew up in a Sweden that was rapidly becoming a global cultural exporter.
In her youth, Lena Kallersjö young was described by peers as vibrant, intelligent, and deeply interested in the arts. Unlike the “pop star” image associated with Björn’s first wife, Lena’s background was in journalism. This professional grounding likely provided the foundation for the balanced, low-profile life she would later lead with Björn.
Quick Facts: Lena Kallersjö Bio Table
| Feature | Details |
| Full Name | Lena Källersjö |
| Born | 1949 (Sweden) |
| Profession | Former Music Journalist / Media Professional |
| Known For | Marriage to Björn Ulvaeus (1981–2022) |
| Children | Emma Ulvaeus, Anna Ulvaeus |
| Resides | Stockholm, Sweden |
| Net Worth | Estimated $5M – $10M (Personal/Settlement) |
The Lena Kallersjö Wedding: A New Chapter for Björn
The transition from Agnetha to Lena was swift, a fact that fascinated the Swedish press at the time. Björn Ulvaeus and Agnetha Fältskog separated in late 1978. Only a few months later, Björn met Lena at a New Year’s Eve party hosted by his ABBA bandmates, Benny Andersson and Frida Lyngstad.
The chemistry was immediate. Björn has famously remarked that he fell in love almost instantly. The Lena Kallersjö wedding took place in January 1981, just six months before ABBA’s final studio album of their original run, The Visitors, was released. While the public struggled to move on from the “Björn and Agnetha” era, Lena became the anchor that allowed Björn to transition from a touring pop star into a theatrical and business mogul.
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Life with Björn Ulvaeus and the ABBA Family
One of the most frequent searches regarding the family is the relationship between Lena Källersjö and Agnetha. Contrary to the “feuding ex-wives” trope often manufactured by tabloids, the families maintained a civil, albeit distanced, relationship for the sake of the children.
Björn had two children with Agnetha (Linda and Peter) and two with Lena (Emma and Anna Ulvaeus). Over the decades, Lena played a significant role in blending these families. Linda Ulvaeus and Lena Kallersjö have often been photographed together at family events, suggesting a respectful step-parent dynamic that survived the pressures of global fame.
Furthermore, Lena maintained a close friendship with Mona Nörklit, Benny Andersson’s second wife. The two women often found themselves in the same unique position married to the creative engines of ABBA while navigating the shadow of the band’s iconic original lineup.
Addressing the Rumors: Lena Källersjö Illness and “Death Cause”
In recent years, the internet has seen a surge in searches for “Lena Kallersjö death cause” or “Lena Källersjö illness.” As of 2026, it is important to clarify that these searches are largely based on misinformation or confusion with other public figures.
Lena has dealt with health challenges in the past, including a diagnosis of chronic leukemia in the early 2000s. However, through modern medical treatment, she has lived with the condition for over two decades. The “death cause” queries are entirely unfounded; Lena Kallersjö is alive and continues to reside in Stockholm, maintaining her characteristic privacy following her divorce from Björn.
The 2022 Separation and Life in 2026
In February 2022, the world was shocked when Björn Ulvaeus and Lena Kallersjö announced their divorce after 41 years of marriage. In a joint statement, they expressed that they remained close friends and would continue to celebrate family milestones together.
Since the split, Björn has moved on with his new partner, Christina Sas, whom he married in late 2024. For Lena, the post-divorce years have been focused on her daughters and her grandchildren. She has largely retreated from the public eye, avoiding the red carpets of ABBA Voyage and the Mamma Mia! anniversary events that her ex-husband frequently attends.
The Legacy of Lena Kallersjö
While she never sang a note on an ABBA record, Lena’s influence on Björn’s career cannot be overstated. During their four decades together, Björn transformed from a musician into one of the wealthiest individuals in the entertainment industry. Lena’s stability and management of their private life allowed Björn to pursue ambitious projects like the Chess musical and the global expansion of the Mamma Mia! brand.
Pros and Cons of a Life in the Public Eye
- Pros: Access to global cultural events, financial security, and a front-row seat to music history.
- Cons: Constant comparison to Agnetha Fältskog, intrusive media scrutiny regarding her health, and the public nature of her late-life divorce.
FAQs about Lena Kallersjö
1. Who is Lena Kallersjö?
Lena Kallersjö is a Swedish former journalist who was married to ABBA’s Björn Ulvaeus for 41 years, from 1981 to 2022.
2. Is Lena Kallersjö still alive?
Yes. Despite internet rumors regarding her “death cause,” Lena is alive and living in Sweden as of 2026.
3. Why did Björn and Lena divorce?
While the couple did not provide a specific reason, they stated they had grown apart after 41 years but intended to remain close friends for their children.
4. Does Lena Kallersjö have children?
Yes, she has two daughters with Björn Ulvaeus: Emma (born 1982) and Anna (born 1986).
5. How is Lena’s relationship with Agnetha Fältskog?
The relationship has always been described as cordial and professional. Both women focused on the well-being of their respective children within the extended Ulvaeus family.
Conclusion
Lena Kallersjö remains a figure of quiet dignity in the tumultuous world of pop music history. From her days as a Lena Källersjö young journalist to her four decades as the partner of a music titan, she has navigated the complexities of fame with grace. While the björn ulvaeus lena kallersjö era has come to an end, her impact on the Ulvaeus family and her role in the history of the ABBA members’ post-group lives remains significant.
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