Tyler & Cameron Winklevoss

Tyler and Cameron Winklevoss are American entrepreneurs born in 1981 in Southampton, New York — identical twin brothers who attended Harvard University where they were classmates with Mark Zuckerberg and co-founded a social network called HarvardConnection (later ConnectU) with him. Their subsequent legal dispute with Zuckerberg over the origin of Facebook resulted in an $65 million settlement in 2008, later revised to approximately $65 million in cash and Facebook stock — a settlement the twins argued was inadequate and fought in court for several more years.

The Winklevoss twins were accomplished athletes alongside their entrepreneurial pursuits: they represented the United States in the men's pair rowing event at the 2008 Beijing Olympics, finishing sixth in their event. After the Olympics and the Facebook settlement, they shifted focus to investing and entrepreneurship, eventually discovering Bitcoin in early 2012 through a chance meeting in Ibiza with a fellow investor.

In April 2013, the Winklevoss twins disclosed that they had converted approximately $11 million — a substantial portion of their Facebook settlement — into Bitcoin, purchasing around 1% of all Bitcoin in circulation at the time at prices around $120 per coin. The announcement was one of the earliest public disclosures by high-profile investors of a significant Bitcoin position, and it brought mainstream media attention to Bitcoin at a moment when the asset was still largely unknown outside of cypherpunk and libertarian communities.

They subsequently attempted to launch a Bitcoin exchange-traded fund (ETF) through the Winklevoss Bitcoin Trust, filing with the SEC in 2013. The application was rejected multiple times over the following decade — with the SEC citing concerns about market manipulation, custody risks, and the absence of regulated Bitcoin futures markets — before a Bitcoin spot ETF was finally approved in January 2024, with BlackRock, Fidelity, and other major asset managers launching alongside the long-delayed Winklevoss product.

The Winklevoss twins founded Gemini Exchange in 2014, launching it to the public in 2015 after obtaining a New York BitLicense — one of the first companies to receive the notoriously strict regulatory approval. The name 'Gemini' (Latin for twins) reflected the founders' identity while also evoking the NASA Gemini space programme, which the twins cited as an inspiration for their ambition to take crypto to the next level.

Gemini's founding philosophy differed from other early exchanges: rather than operating in regulatory grey areas or jurisdictions with minimal oversight, the twins built Gemini as a New York trust company regulated by the New York Department of Financial Services (NYDFS). This made Gemini one of the most stringently regulated crypto exchanges in the world — a positioning that appealed to institutional clients and retail users concerned about counterparty risk, but that also imposed significant compliance costs.

Gemini launched the Gemini Dollar (GUSD) in 2018 — one of the first regulated, USD-backed stablecoins, approved by the NYDFS and redeemable 1:1 for US dollars held in FDIC-insured banks. Gemini Custody, the exchange's institutional asset storage division, became a significant player in the institutional custody market alongside Coinbase Custody.

The Winklevoss twins have been consistent advocates for clear regulatory frameworks for cryptocurrency — a position summarised in their phrase 'crypto needs rules.' Their argument is that regulatory clarity, far from constraining the industry, would enable institutional capital to flow into crypto markets, protect retail investors from fraud, and allow legitimate businesses to operate with confidence. This positions them as pragmatists relative to crypto-libertarian purists who view all regulation as antithetical to the technology's purpose.

Both twins have remained active public voices in the industry, publishing essays, giving conference talks, and engaging with regulators. Their personal Bitcoin wealth — accumulated early and largely undisclosed in precise terms — has made them emblematic of the generational wealth creation that Bitcoin's first decade produced for early believers.