Biography · Biography & Culture
William Leidesdorff
1810–1848
United States
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William Alexander Leidesdorff Jr. (1810 – May 18, 1848) was an Afro-Caribbean settler in California and one of the founders of the city that became San Francisco. A highly successful, enterprising businessman, he is thought to have been the first black millionaire in the United States.
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Biography text · CC BY-SA 4.0 · Source checked 2026-10-13