Jaan Tallinn — Net Worth: $900M

NoteThe claim asserts a specific net worth of $0.9B (900 million) as of 2025, with additional context noting it is an 'estimated net worth' and that he is a 'primary funder of SFF and Lightspeed Grants.' The Wikipedia source article about Jaan Tallinn does not contain any statement of his net worth—neither a specific figure nor a range. While the article confirms he is wealthy (through documented investments and philanthropic activities), it does not provide the data point needed to verify or contradict the claimed $900 million net worth. The absence of this information in the source makes the claim unverifiable against this source.