- Evans, Hilary; Gjerde, Arild; Heijmans, Jeroen; Mallon, Bill; et al. "Don Gwinn". Olympics at Sports-Reference.com. Sports Reference LLC. Archived from the original on 2020-04-18.
- Photo of Don Gwinn in 1926, PhillyHistory.org.
Donald Smith Gwinn (November 6, 1902 – June 3, 1961) was an American track and field athlete who competed in the 1928 Summer Olympics.
He was born in Woodsfield, Ohio.
In 1928 he finished fifth in the hammer throw event.