The cause of death of Fiona Lowe, the daughter of Chad Lowe and Kim Painter, has been confirmed as suicide.According to a report in People magazine, the Los Angeles County Department of Medical Examiner pronounced the 13-year-old dead at 1:14 am on September 29 at a local hospital. The manner of death was ruled a suicide on October 1, 2026; the case was noted as remaining open in some reports.Fiona’s family previously announced her death in a statement expressing their heartbreak, describing her as a “loving young girl who was smart, creative, and loved to dance.” The family added to their statement:“She was adored by her sisters and she was deeply loved by her parents. In fact, she was the light of our lives. Her passing is devastating for our entire family and we ask for prayers and privacy at this time.” View this post on Instagram Instagram PostChad Lowe and his family shared a Suicide & Crisis Lifeline helpline number, which showed a reference to mental health support.All you need to know amid Chad Lowe’s daughter Fiona Lowe’s deathFiona Lowe, whose full name is Fiona Hepler Lowe, was the daughter of actor-director Chad Lowe and producer Kim Painter. Her middle name honours her late grandmother, Barbara Hepler. She died on September 29, 2026.Born on November 16, 2012, Fiona was the middle daughter of Chad Lowe and Kim Painter. Her death came when she was approaching her 14th birthday. She had two siblings: her elder sister, Mabel (born 2009), and her younger sister, Nixie (born 2016).Lowe and Painter got married on August 28, 2010. They took this leap of faith after being involved in a relationship for three years, since January 2007. The actor's elder brother, Rob Lowe, was his best man. Their daughter, Mabel, who was then 15 months old, was the ring bearer.Lowe’s father, Charles “Chuck” Lowe, recently shared an Instagram tribute to his granddaughter. Sharing a photograph of Fiona in a pool, he wrote:“Rest in peace sweet Fiona.” View this post on Instagram Instagram PostThere has been no mention of Fiona on Chad Lowe’s Instagram. His last post was dated August 29, when he posted an anniversary tribute to his wife. The caption read:“Happy Anniversary, Baby!! Love you so much”Chad Lowe often posted about his children on social media, sharing video clips and images of the family enjoying their travels together. His last post about Fiona was dated November 2025, when he celebrated her 13th birthday. It read:“Celebrating Fiona officially becoming a teen today!! Keep dancing through life FiBear! Love you soooo much!!”A report in the Nine.com.au stated that the principal of the school, which Fiona attended, sent an email to parents informing them about the death of a student. The email did not mention the name.Following her death, her school and community came together to honor her memory. An insider told People magazine:“The school and community are very inclusive, artistic, a warm place. Parents are friends and most are involved with the school. This is a devastating time for the community.”The source added that the Lowe family has been an active participant at many school functions. The source remembered Fiona as a “sweet, quiet and kind” person, who was passionate about dance and had an artistic soul. They said:“She was always kind to other students. Many of her friends are out today grieving.”During a 2024 appearance on the Still Here Podcast (also known as Still Here Hollywood) with Steve Kmetko, the Bones actor opened up about being a "girl dad", sharing that having daughters has been “an incredible privilege.”