List of Famous people born on September 26th

John Mark Guckenheimer joined the Department of Mathematics at Cornell University in 1985. He was previously at the University of California at Santa Cruz (1973-1985). He was a Guggenheim fellow in 1984, and was elected president of the Society for Industrial and Applied Mathematics (SIAM) and served as president 1997–1998. Guckenheimer received his B.A. from Harvard University in 1966 and his Ph.D. from the University of California at Berkeley in 1970. His Ph.D. thesis advisor was Stephen Smale.

Roger MacBride Allen is an American science fiction author. He was born in Bridgeport, Connecticut and grew up in Washington, D.C., graduating from Boston University in 1979. His father is American historian and author Thomas B. Allen.

Libardo Niño Corredor is a male road racing cyclist from Colombia. He competed for his native country at the 1992 Summer Olympics, finishing in 76th place in the individual road race. Colombia competed with three cyclists in this event; the other ones being José Robles (49th) and Héctor Palacio (52nd).

Rodolphe Alexandre is a French political figure from French Guiana. The former Mayor of Cayenne, he is president of the Guiana Assembly, the deliberative assembly of French Guiana, since its establishment on 1 January 2016.

Helena Anliot is a Swedish former tennis player. She was seeded 6 in the 1977 Australian Open.

Douglas A. Melton is the Xander University Professor at Harvard University, and an investigator at the Howard Hughes Medical Institute. Additionally, Melton serves as the co-director of the Harvard Stem Cell Institute and was the first co-chair of the Harvard University Department of Stem Cell and Regenerative Biology. Melton is a founder of several biotech companies including Gilead Sciences, Ontogeny, iPierian, and Semma Therapeutics. Melton holds membership in the National Academy of the Sciences, the American Academy of Arts and Sciences, and is a founding member of the International Society for Stem Cell Research. With his wife Gail O'Keefe, Melton serves as Faculty Dean of Eliot House, an undergraduate residence at Harvard College.