Donna Jean Thatcher Godchaux-MacKay (born August 22, 1947) is an American singer best known as a member of the rock band the Grateful Dead from 1972 to 1979.

Her vocals were featured on other classic recordings by Boz Scaggs and Duane Allman, Cher, Joe Tex, Neil Diamond and many others.

[6] In 2006, Donna formed Kettle Joe's Psychedelic Swamp Revue, later known as Donna Jean & the Tricksters, with Jeff Mattson (of Phil Lesh and Friends, Zen Tricksters, and Dark Star Orchestra) and Mookie Siegel (of David Nelson Band, Phil Lesh and Friends, and Ratdog).

[7] She occasionally makes guest appearances with Bob Weir & RatDog, Zero & Steve Kimock, New Riders of the Purple Sage, Dark Star Orchestra and Dead & Company.

[10] She resides in Killen, Alabama, and remains an active member of the Muscle Shoals music scene when not touring with the Donna Jean Godchaux Band.