| Greg Gates | |
| Fullname: | Gregory Crozier Gates |
| Birth Date: | April 28, 1926 |
| Birth Place: | Montclair, New Jersey, U.S. |
| Death Place: | Fredericksburg, Texas, U.S. |
| Headercolor: | lightsteelblue |
| Show-Medals: | yes |
Gregory Crozier Gates (April 28, 1926 - January 9, 2020) was an American rower who competed in the 1948 Summer Olympics. He was born in Montclair, New Jersey. In 1948 he was a crew member of the American boat which won the bronze medal in the coxless fours event. He graduated from Yale College and Harvard Business School.