| Gary Brent Dalrymple | |
| Birth Date: | 9 May 1937 |
| Birth Place: | Alhambra, California |
| Nationality: | American |
| Fields: | Geology |
| Thesis Title: | Potassium-argon dates and the Cenozoic chronology of the Sierra Nevada, California |
| Thesis Url: | https://www.worldcat.org/oclc/9680380 |
| Thesis Year: | 1963 |
| Known For: | Research regarding the history of Earth's magnetic field and radiometric dating |
| Awards: | Fellow of the American Geophysical Union since 1975, and was the organization's president from 1990 to 1992; received an honorary doctorate from Occidental College in 1993 |
| Spouse: | Sharon[1] |
Gary Brent Dalrymple (born May 9, 1937) is an American geologist, author of The Age of the Earth and Ancient Earth, Ancient Skies, and National Medal of Science winner.[2]
He was born in Alhambra, California. After receiving a Ph.D. from University of California, Berkeley, Dalrymple went to work at the U.S. Geological Survey (USGS) in Menlo Park, California. In 1994 he left the USGS to accept a position at Oregon State University, where he served on the faculty until retiring in 2001. He is a member of the National Academy of Sciences.
In 2003, Dalrymple was awarded the National Medal of Science.[3] He was presented with the Medal at a ceremony in 2005.[4]
Since 2013, Dalrymple has been listed on the Advisory Council of the National Center for Science Education.[5]