Isaac Johnson passed away at the age of 31, after collapsing during a bout at the Matador Fighter Challenge held at Cicero Stadium, Illinois, on November 21, 2025.
He was a music producer, vibe curator, Martial Arts enthusiast, and creative entrepreneur at OMS Organics.
Heavyweight fighter Isaac Johnson died early Saturday morning after collapsing during his Thai boxing match on Friday night.
The incident occurred during the final round of his bout, where he collapsed near the end of the fight, prompting immediate medical attention.
Emergency responders rushed him to Loyola University Medical Center, but he was pronounced dead just after midnight.
Promoter Joe Goytia expressed his shock, noting that this was Johnson’s first-ever Thai boxing match.
The Cook County Medical Examiner’s officials have opened a death investigation, and an autopsy is being conducted to determine the exact cause of death.
His tragic event has renewed calls for increased safety measures in combat sports, including stricter medical oversight and pre-fight health screenings.
This is a post I hoped to never make , last night one of the fighters in our event Isaac Johnson collapsed towards end of his fight. Medical attention was given by medical staff on hand and he was transported to hospital. I was then informed at around 130 am this morning that he didn’t make it.
Joe Goytia
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Isaac Johnson’s Family Mourns the Tragic Loss
Isaac Timothy Johnson is the son of Carol G. Johnson, who grew up alongside his sister, Briahna Jenais Gatlin, in Chicago, Illinois.
He was a beloved son, devoted father, supportive brother, and a proud pillar of his community.
Isaac was nurtured by his mother, Carol’s unwavering support and guidance.
She was his steadfast champion, always there for her children, pushing them to be their best even when they couldn’t see the path for themselves.
This bond of family and purpose was exemplified in their shared work organizing the 1865 Fest Chicago.
I became acquainted with Isaac T. Johnson through the work he did with his mom, Carol G. Johnson, who organizes 1865 Fest Chicago. Issac steered the 1865 Fest entertainment committee and every year he coordinated the stage set and performances.
LaCreshia Birts
Isaac embodied the values instilled in him. He was a supportive and helpful son, and his greatest role was that of an active and present father.
His daughter, Ayoola A. Johnson, was the light of his life, and the two were inseparable companions, with Ayoola accompanying him everywhere he went.
As a Black man from the Westside of Chicago, Isaac took his culture seriously. He valued his heritage and his people, carrying himself with a pride and integrity that made him a model of what a young man should be.
His life was a powerful reflection of his roots and his commitment to uplifting those around him.
Isaac T. Johnson my friend…. firstly you were a superstar producer! You put your hand in producing “Stupid Again” for the Sessions with Tandaleria “Letter from My Diary” album and it was a hit! One of your highlights & it Got radio play worldwide! I’m glad we got a chance to collaborate musically.
Liv Lyfe VII
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The Johnson family is heartbroken by this immense loss. During this time of grief, they are deeply grateful for the outpouring of love and massive support from friends, family, and the community.
Isaac will be profoundly missed. The memory of his spirit, his devotion to his daughter, and his love for his family will forever be cherished by all who were fortunate enough to know him.
Rest In Peace, Isaac Timothy Johnson.
