Dwaine Is A Boys Name With Irish Roots. Its Related To The Names Duane And Dwayne, And Its Meaning Of "dark" Or "swarthy" Can Encourage Your Little One To Embrace Their Mysterious Side. Duane Started Out As A Surname But Parents Were Drawn To Its Melodic Lilt And Hidden Depths. It Comes From The Irish Word dubh, Which Means "black" Or "dark," So It Can Also Double As A Way To Help Your Little One Feel Connected To Your Irish Roots.