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Biography · Science & Inventions

Samuel L. Kountz

1930–1981

United States

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Biography

Samuel Lee Kountz Jr. (October 30, 1930 – December 23, 1981) was an African-American kidney transplantation surgeon from Lexa, Arkansas. He was most distinguished for his pioneering work in the field of kidney transplantations, and in research, discoveries, and inventions in Renal Science. In 1961, while working at the Stanford University Medical Center, he performed the first successful kidney transplant between humans who were not identical twins.

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Biography text · CC BY-SA 4.0 · Source checked 2026-10-13

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