| Barry D. Keim | |
| Birth Date: | 9 September 1963 |
| Birth Place: | Chalmette, Louisiana |
| Fields: | Climatology |
| Workplaces: | Louisiana State University |
| Education: | University of New Orleans (B.A., 1987), Louisiana State University (M.S., 1990; Ph.D., 1994) |
| Thesis Title: | Temporal and synoptic analyses of heavy rainfall in the southeastern United States |
| Thesis Url: | http://digitalcommons.lsu.edu/cgi/viewcontent.cgi?article=6731&context=gradschool_disstheses |
| Thesis Year: | 1994 |
| Doctoral Advisors: | )--> |
| Spouses: | )--> |
| Partners: | )--> |
Barry David Keim (born September 9, 1963, in New Orleans, Louisiana)[1] is the Richard J. Russell Professor in the Department of Geography & Anthropology at Louisiana State University (LSU). He served as the state climatologist for the state of Louisiana from 2002-2023. He was previously on the faculty of the University of New Hampshire, and was the New Hampshire state climatologist, from 1994 to 2003.[2] He is known for researching extreme weather, such as hurricanes and heavy rainfall.[3]