List of Famous people who are 83

Michael Schultz is an American director and producer of theater, film and television.

David Baltimore is an American biologist, university administrator, and 1975 Nobel laureate in Physiology or Medicine. He is currently President Emeritus and Distinguished Professor of Biology at the California Institute of Technology (Caltech), where he served as president from 1997 to 2006. He also served as the director of the Joint Center for Translational Medicine, which joined Caltech and UCLA in a program to translate basic scientific discoveries into clinical realities. He also formerly served as president of Rockefeller University from 1990 to 1991, founder and Director of the Whitehead Institute of Biomedical Research from 1982 to 1990, and was president of the American Association for the Advancement of Science in 2007.

Ronelle "Ronny" Marshall Hallin is an American television producer and actor, and sister of Penny Marshall and Garry Marshall,. She is best known for her work on the television shows Happy Days, Mork & Mindy, and Step by Step.