Bodybuilding champion Hayley McNeff, of Sudbury, Massachusetts, died unexpectedly Aug. 8 at the age of 37.

Her death was confirmed in an online obituary that described her as a “bright light has left this world too soon.” It was noted that her death was “unexpected but peaceful.”  Tender words were written to capture the impact McNeff had on her loved ones, however no information was provided about the circumstances that led to her death.

“Hayley was known for her quick wit and constant sense of humor, she had a gift for making those around her laugh and feel welcome,” the obituary said. “Her energy and determination was a constant in her life and she always accomplished what she set out to achieve.”

The obituary went on to state that McNeff “treasured her friendships and nurtured strong, lasting relationships with those who knew her best” and that she “will be deeply missed” by her loved ones.

Bodybuilding champion Hayley McNeff dead at 37 in ‘unexpected’ tragedy https://t.co/52saXkK4Z1 pic.twitter.com/jgp3Zoj5w9

— New York Post Sports (@nypostsports) August 14, 2025

McNeff first made her mark in the bodybuilding scene in the 2000s. She earned a slew of titles, including a win at the 2009 East Coast Classic.

She was also featured in the 2016 bodybuilding documentary, “Raising The Bar,” where she opened up about her career and her tenacity shone through.

“The quest for getting huge will never end. There’s no limit,” she said in the documentary, according to TMZ. “I hope there’s a day that I’ll be able to look in the mirror 100% of the time and be like ‘yeah man, I’m huge.”

In addition to bodybuilding, McNeff enjoyed board diving and skiing. In addition to her dedication to bodybuilding, she also pursued graduate studies in psychology, with a desire to help others. (RELATED: Hulk Hogan’s Daughter Brooke Offers To Pay For Autopsy Amid Growing Suspicions Of Cause Of Death)

She will be laid to rest Aug. 16.