{"id":31712,"date":"2026-10-15T19:15:12","date_gmt":"2026-10-15T19:15:12","guid":{"rendered":"https:\/\/worldbodybuildingnews.com\/?p=31712"},"modified":"2026-10-15T19:15:12","modified_gmt":"2026-10-15T19:15:12","slug":"marianne-von-gierke-cause-of-death-marianne-von-gierke-cause-of-death-bodybuilder-and-mother-dies-at-40-just-weeks-after-mr-olympia-and-hours-after-posting-on-social-media-heres-what-we-know","status":"publish","type":"post","link":"https:\/\/worldbodybuildingnews.com\/?p=31712","title":{"rendered":"Marianne von Gierke cause of death: Marianne von Gierke cause of death: Bodybuilder and mother dies at 40 just weeks after Mr. Olympia and hours after posting on social media; here’s what we know"},"content":{"rendered":"


\n<\/p>\n

Marianne von Gierke<\/a> has died at 40, less than three weeks after competing at the 2026 Mr. Olympia in Las Vegas. The professional athlete finished 13th in the Women\u2019s Physique division<\/a>. The Chilean bodybuilder’s death was announced on October 14 by NPC Worldwide Chile<\/a> and fellow Chilean bodybuilder<\/a> Felipe Isaac Fierro, according to Generation Iron.<\/p>\n

Von Gierke was also a mother to an 11-year-old son. Her passing has led to tributes from the bodybuilding community, with many remembering her career and achievements.<\/p>\n

<\/p>\n

Marianne von Gierke cause of death<\/h2>\n

Von Gierke died on Wednesday, October 14, according to announcements shared by the bodybuilding community. NPC Worldwide Chile and Fierro confirmed the news in a joint social media statement. RXMuscle<\/a> also paid tribute to the athlete.<\/p>\n

No official cause of death had been made public as of now. Her death came just weeks after her appearance at the sport\u2019s biggest competition, where she placed 13th in the Women\u2019s Physique category, as per a report by the New York Post.<\/p>\n

\n
\n
\"ET<\/div>\n

Live Events<\/h3>\n<\/div>\n<\/div>\n


It was her second appearance at Mr. Olympia. She finished 16th in 2024 before returning to the competition this year.
Von Gierke turned professional in 2021 and also worked as a trainer. Her recent season included a major achievement, as she claimed the Rising Phoenix World Championship title.<\/p>\n

What was Marianne von Gierke\u2019s last social media activity?<\/h2>\n

Marianne Von Gierke remained active on social media shortly before her death. Her final post came hours earlier and congratulated a friend on a physique transformation.
In a recent post, she also thanked her boyfriend of 10 years, Juan Cofr\u00e9 Garc\u00eda, for standing by her through a demanding bodybuilding season.<\/p>\n

\u201cHe is with me 365 days a year, not only when things go well, but also through every difficult stage of a preparation,\u201d she wrote.<\/p>\n

She described him as \u201cthe one who lives with me through every process, my good days, my doubts, my frustrations and my goals. The one who holds from the shadows a fundamental part of all they see on stage.\u201d<\/p>\n

Garc\u00eda responded by saying he was \u201cextremely proud\u201d of her accomplishments and that she would \u201calways have [his] support.\u201d<\/p>\n

\u201cI really take my hat off for you and you do not know how proud you make me feel with your achievements, many times I do not know how you do it to carry everything,\u201d he wrote.<\/p>\n

<\/p>\n

\n

<\/p>\n

Bodybuilding community pays tribute<\/h2>\n

Chile\u2019s bodybuilding federation remembered von Gierke as an athlete who \u201cleft an unforgettable mark on bodybuilding\u201d and created a \u201clegacy in her category.\u201d \u201cHer effort, career and all that she achieved will remain in the memory of our sporting community,\u201d the federation said.<\/p>\n

Her death leaves her family, including her young son, and the bodybuilding community mourning a competitor whose latest season had brought another major milestone.<\/p>\n

\n

<\/p>\n