Leonid Radvinsky, the owner of OnlyFans, a platform renowned for its adult content that has greatly impacted the online pornography industry, passed away at 43 years old. Radvinsky, originally from Ukraine and raised in Chicago, took ownership of the controversial company in 2018 from its original UK founders. He helped catapult the site's popularity, especially during the era of COVID-19 lockdowns, which led to his inclusion in Forbes' annual billionaire list just three years after acquiring the company. OnlyFans announced his passing, stating that he 'passed away peacefully after a long battle with cancer' and requested privacy for his family during this difficult time.

OnlyFans, founded in 2016, allows creators to share various types of content, charging their audience for access to videos and photos, with a notable focus on adult material. The platform has seen the emergence of over 4.6 million creators and amassed more than 377 million subscribers as of 2024, generating about $1.4 billion in revenue from transactions exceeding $7 billion.

Radvinsky's tenure at OnlyFans was not without controversy; as the platform's user base grew, so did scrutiny from regulators over underage content access and illegal material concerns. Although proposals were made to restrict adult content in late 2021, a significant backlash reversed that decision. Radvinsky also faced issues related to customer service and legal disputes with users who felt misled about interactions with creators.

An alumnus of Northwestern University, where he earned a degree in economics, his philanthropy included contributions to Memorial Sloan Kettering Cancer Center. At the time of his passing, Radvinsky was reported to be exploring potential sale options for OnlyFans, a platform that reshaped how adult content is monetized and consumed online.