Gaelle \ga(el)-le\ as a boy's name is a variant of Gale (Irish, Gaelic, Old English), and the meaning of Gaelle is "foreigner; cheerful, happy".

The baby name Gaelle sounds like Gaille and Gaell. Other similar baby names are Dalle, Gable, Gael, Gayle, Gaile, Gaill, Gaillen, Gaelan, Gall, Gallo, Gamble, Halle and Kelle.