WordNet sense 1 (English paleontologist (son of Louis Leakey and Mary Leakey) who continued the work of his parents; he was appointed director of a wildlife preserve in Kenya but resigned under political pressure (born in 1944)):

Richard Erskine Leakey, Richard Leakey

WordNet sense 2 (English paleontologist (the wife of Louis Leakey) who discovered the Zinjanthropus skull that was 1,750,000 years old (1913-1996)):

Mary Douglas Leakey, Mary Leakey

WordNet sense 3 (English paleontologist whose account of fossil discoveries in Tanzania changed theories of human evolution (1903-1972)):

Louis Leakey, Louis Seymour Bazett Leakey