Biography
Rafaela Aponte-Diamant is among the world's most closely watched billionaires from SWITZERLAND, with an estimated fortune of $44B. The bulk of Rafaela Aponte-Diamant's wealth comes from Shipping, closely tied to Shipping. Rafaela Aponte-Diamant, born in 1945, is a Swiss-Italian billionaire businesswoman. She is best known as the co-founder and 50% owner of Mediterranean Shipping Company (MSC), the world's largest container shipping line by capacity. Meeting her husband, Gianluigi Aponte, in the 1960s, they co-founded MSC in 1970. Her career has been instrumental in growing MSC into a global leader in shipping and logistics. Her expertise has been key to the company's strategic decisions and expansion, including the MSC Cruises. Rafaela has also played a role in the design and development of the luxury cruise ships. As of 2024, her net worth is estimated at $44.5 billion, making her the world's richest self-made woman and ranking among the top billionaires globally. Key career milestones include Co-founded Mediterranean Shipping Company (MSC) (1970); Expansion into Cruises (1988); Richest Self-Made Woman (2023). This profile documents verified holdings, career milestones, and multi-year net worth history drawn from Forbes rankings, company filings where available, and our editorial methodology. Readers use it to understand how public markets, private company stakes, and major business bets shape one of the largest personal fortunes on record. Wealth estimates move with stock prices, funding rounds, and disclosed transactions—figures on this page are research estimates, not cash balances. We publish year-by-year net worth history when verified data exists, link to primary sources, and update profiles when Forbes Real-Time Billionaires or major filings change the picture materially. For investors and researchers, the most useful reading pairs the headline number with ownership structure, geography, sector exposure, and the multi-year history chart on this page—especially during volatile markets when single-day moves can shift rankings without any operational change at the underlying companies.