Dwayne \d-wayne, dwa(y)-ne\ as a boy's name (also used as girl's name Dwayne), is pronounced d'wayn. It is of Irish and Gaelic origin, and the meaning of Dwayne is "swarthy". From the Gaelic "dubh", meaning "dark".
Dwayne has 8 variant forms: Dawayne, Dewayne, Duane, Duwain, Duwayne, Dwain, Dwaine and Dwane.
For more information, see also the related name Dwade.