Niko Mijailovic, a promising young athlete from Los Angeles, tragically passed away at the age of 15 due to sudden cardiac arrest (SCA) in April 2025. His unexpected death has sparked conversations around the importance of awareness regarding heart health in young athletes.
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In the latest season of the Netflix series “Running Point,” a heartfelt tribute to Niko was aired during the third episode. The episode concluded with a card stating, “In Loving Memory of #6 Niko Mijailovic,” a poignant reminder of the legacy he left behind. Niko wore the number six jersey while playing for Campbell Hall, the private school he had attended since childhood.

At Niko’s memorial service, it was revealed that the last moments he shared with his family were spent watching “Running Point,” a sports dramedy that features Kate Hudson in the role of the president of the L.A. Waves NBA team. This touching detail highlights the bond that Niko had with his family, particularly through shared experiences of enjoyment and support.

Niko’s sister, Mila, who is currently a volleyball player at Yale University, has taken his death as a catalyst for action. She has become an advocate for heart health awareness in young athletes through a national initiative known as Huddle For Hearts. Her emotional tribute on social media included a touching video, where she recounted the impact her brother had on her life and the lives of others around him.
“There was no warning, and as far as we knew, he was completely healthy,” Mila explained. She described Niko as someone who was consistently active and passionate about sports, especially volleyball. “He loved volleyball the most,” she remarked, reminiscing about how he played for both his high school varsity team and a club team.
The bond between Niko and Mila, built through shared sports experiences, was undeniably strong. Mila mentioned that her brother had aspirations of playing Division I volleyball, and she looked forward to witnessing him achieve that dream. “He always made people feel comfortable and included,” she continued, reflecting on his cheerful disposition. For Mila, Niko was not only a sibling but also her closest friend and confidant.
Mila’s heart-wrenching narrative illustrates the deep sense of loss she feels. “Losing him has been the hardest thing I’ve ever gone through, but what makes it harder is that we didn’t know anything was wrong,” she said, recalling the call that informed her of Niko’s passing. The suddenness of his death left a void that echoes through the lives of all who knew him.
In response to the tragedy, Campbell Hall decided to honour Niko’s memory by retiring his jersey, a symbolic gesture that signifies the impact he had on the school community. This act of remembrance ensures that Niko’s legacy will continue to inspire future generations.
Shortly after his passing, the entertainment community also came together to celebrate Niko’s life. The cast of the series “The Pitt” paid homage by sharing images that featured them holding green hearts adorned with Niko’s picture. Actress Lesley Boone’s heartfelt caption reflected a collective sorrow and support for Niko’s family during an incredibly difficult time.
As the conversation around the health of young athletes continues, Niko Mijailovic’s story serves as a poignant reminder of the fragility of life and the need for greater awareness regarding conditions like sudden cardiac arrest. Through his sister’s advocacy and the heartfelt tributes from those who loved him, Niko’s memory is being kept alive, inspiring meaningful change in the realm of sports and beyond.
