Makena White, the 28‑year‑old girlfriend of PGA Tour golfer Jake Knapp, died suddenly in late September 2025, and as of now no official cause of death has been made public.

What happened to Makena White?

Publicly available information confirms that:

  • A close friend announced her death in a post on Makena’s own Instagram account on Friday, Sept. 26, 2025, saying she had passed away earlier that week at age 28.
  • The post described her as “one of a kind,” deeply loved by her family, friends, and her two dogs, and asked for privacy for those close to her.
  • Jake Knapp later released a statement remembering her as a thoughtful, selfless person and said it was “a tough reality to comprehend,” again emphasizing that her family and friends deserve privacy.

Do we know the cause of death?

  • Several major outlets reporting on her passing state that no information on her exact cause of death has been shared publicly.
  • One report notes that tributes requested donations in her memory to brain‑health and memory‑clinic causes, but that is framed as a way to honor her rather than an official medical explanation.
  • Because her family and partner have not released medical details, any specific claims online about “what really happened” are unconfirmed and should be treated as speculation.

Her own comments before her death

  • In the months before she died, Makena had spoken on social media about dealing with health issues, including tachycardia (an abnormally fast heart rate), and also about the emotional strain and “crippling anxiety” that came with sudden public attention as a golfer’s partner.
  • She also mentioned taking a break from social media because she felt aspects of her personal life were being used against her professionally, pointing in part to how golf media covered her posts.

These posts help explain some of what she said she was going through, but they still do not amount to an official cause of death.

Timeline and final posts

  • Makena and Jake Knapp are reported to have started dating around August 2023, with the relationship becoming widely known after his Mexico Open win in early 2024.
  • Her final Instagram post in August 2025 was a supportive message celebrating Knapp finishing his second season and saying how proud and grateful she was to be by his side.

What’s safe to say right now

  • Confirmed: She died suddenly at 28; the news was shared on her Instagram; tributes from friends and from Jake Knapp highlight her kindness, energy, and the depth of her relationships.
  • Not confirmed: Any precise medical, mental‑health, or other cause of death. Reliable reports explicitly note that this has not been disclosed.

Given the lack of official details and the sensitivity for her family and friends, the most responsible answer to “Makena White what happened” is that she passed away unexpectedly in September 2025 at age 28, with the exact cause not publicly revealed.

Information gathered from public forums or data available on the internet and portrayed here.