Makena White, the 28-year-old girlfriend of PGA Tour golfer Jake Knapp, tragically passed away suddenly in September 2025. Reports reveal that she had been experiencing heart problems, including tachycardia (an abnormally fast heart rate), and had a known heart defect that required monitoring. Despite these health challenges, the exact cause of her death has not been publicly confirmed. Her death came as a shock to her family, friends, and the golf community, with many mourning her vibrant personality, selflessness, and the joyful presence she brought to those around her. Makena was a thoughtful person known for her loving nature and active lifestyle, having volunteered abroad and pursued a career in healthcare. Her passing was announced through a post on her Instagram by a close friend, and Jake Knapp expressed his deep sorrow and remembrance of her selflessness and the many memories they shared.