DeWayne Barrett
| Medal record | ||
|---|---|---|
| Men's athletics | ||
| Representing Jamaica | ||
| World Indoor Championships | ||
 |
2008 Valencia | 4x400 m relay |
| Universiade | ||
|
2005 İzmir | 400 m |
DeWayne Barrett (born December 27, 1981) is a Jamaican sprinter who specializes in the 400 meters. He won a silver medal in the 4x400 m relay at the 2008 World Indoor Championships in Valencia, along with Michael Blackwood, Edino Steele, and Adrian Findlay. He also won a silver medal in the 2005 Summer Universiade in the 400 m.
He attended St. John's University in New York City, and graduated in 2005.