“You will always be loved, always be missed, and never forgotten,” Martinez’s sister wrote in her death announcement on April 11
Credit: Dolly Martinez/Facebook
NEED TO KNOW
- Dolly Martinez, who appeared on My 600-Lb. Life season 10, has died at age 30, her sister announced on April 11, 2026
- “You will always be loved, always be missed, and never forgotten,” Martinez’s sister wrote in her death announcement
- Martinez was 25 when she was featured on the TLC series
My 600-Lb. Life star Dolly Martinez has died. She was 30.
On Saturday, April 11, Martinez's sister, Lindsey Cooper, announced the news of her death on Facebook, tagging other family members in the post.
"It is with a heavy heart that I share the passing of my beautiful sister, Dolly. Dolly had the brightest personality she could light up any room with her laughter, her kindness, and her loving spirit. She had a way of making everyone feel special, and her warmth will stay with us forever,” she wrote.
Cooper continued, "While our hearts are broken here, I find comfort in knowing she is now reunited with our dad in heaven. I can only imagine the joy of that reunion. Rest peacefully, Dolly. You will always be loved, always be missed, and never forgotten."
Credit: TLC
TMZ was the first to report the news of Martinez’s death.
The family has not shared a cause of death.
A representative for TLC did not immediately respond to PEOPLE's request for comment on Sunday, April 12.
Martinez was featured in season 10 of the TLC series when she was 25 year old. During her episode, she spoke candidly about her struggles with food addiction and mental health.
“The only thing powerful enough to distract me from darker thoughts is food," she explained on the episode. "Food is my go-to drug that takes my pain away. … Food is more than just a pleasure. It's my reason for existing."
Her My 600-Lb. Life episode later showed her moving from Fort Worth, Texas, to Houston to be closer to bariatric surgeon Dr. Now. in hopes of qualifying for weight loss surgery. She eventually lost around 40 lbs., but she was not approved for the procedure during her time on the show.
A number of Martinez's family, friends and supporters shared their support via social media in the wake of her death.
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"My biggest condolences to your family and everyone involved, she was truly an amazing woman and being her friend was a gift. Love, hugs, and prayers to all!" one person commented on Facebook.
"I am so sorry for your family's loss," another commenter wrote. "Keeping you and your family in my thoughts and prayers."
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