Gaine \ga(i)-ne\ as a boy's name is a variant of Gaynor (Irish, Gaelic), and the meaning of Gaine is "son of the fair-skinned one".
The baby name Gaine sounds like Kaine, Caine and Gayne. Other similar baby names are Daine, Faine, Gaige, Gaines, Gains, Gaile, Gainer, Laine, Paine, Raine and Zaine.